20039891340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2696

約数の個数: 192

約数和(自身を含む): 65071448064

約数和(自身を除く): 45031556724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 157, 210, 254, 314, 381, 420, 471, 508, 628, 635, 762, 785, 889, 942, 1099, 1270, 1524, 1570, 1778, 1884, 1905, 2198, 2355, 2393, 2540, 2667, 3140, 3297, 3556, 3810, 4396, 4445, 4710, 4786, 5334, 5495, 6594, 7179, 7620, 8890, 9420, 9572, 10668, 10990, 11965, 13188, 13335, 14358, 16485, 16751, 17780, 19939, 21980, 23930, 26670, 28716, 32970, 33502, 35895, 39878, 47860, 50253, 53340, 59817, 65940, 67004, 71790, 79756, 83755, 99695, 100506, 119634, 139573, 143580, 167510, 199390, 201012, 239268, 251265, 279146, 299085, 303911, 335020, 375701, 398780, 418719, 502530, 558292, 598170, 607822, 697865, 751402, 837438, 911733, 1005060, 1127103, 1196340, 1215644, 1395730, 1502804, 1519555, 1674876, 1823466, 1878505, 2093595, 2127377, 2254206, 2629907, 2791460, 3039110, 3646932, 3757010, 4187190, 4254754, 4508412, 4558665, 5259814, 5635515, 6078220, 6382131, 7514020, 7889721, 8374380, 8509508, 9117330, 10519628, 10636885, 11271030, 12764262, 13149535, 15779442, 18234660, 21273770, 22542060, 25528524, 26299070, 31558884, 31910655, 39448605, 42547540, 47714027, 52598140, 63821310, 78897210, 95428054, 127642620, 143142081, 157794420, 190856108, 238570135, 286284162, 333998189, 477140270, 572568324, 667996378, 715710405, 954280540, 1001994567, 1335992756, 1431420810, 1669990945, 2003989134, 2862841620, 3339981890, 4007978268, 5009972835, 6679963780, 10019945670, 20039891340]

約数ペア:

[(1, 20039891340), (2, 10019945670), (3, 6679963780), (4, 5009972835), (5, 4007978268), (6, 3339981890), (7, 2862841620), (10, 2003989134), (12, 1669990945), (14, 1431420810), (15, 1335992756), (20, 1001994567), (21, 954280540), (28, 715710405), (30, 667996378), (35, 572568324), (42, 477140270), (60, 333998189), (70, 286284162), (84, 238570135), (105, 190856108), (127, 157794420), (140, 143142081), (157, 127642620), (210, 95428054), (254, 78897210), (314, 63821310), (381, 52598140), (420, 47714027), (471, 42547540), (508, 39448605), (628, 31910655), (635, 31558884), (762, 26299070), (785, 25528524), (889, 22542060), (942, 21273770), (1099, 18234660), (1270, 15779442), (1524, 13149535), (1570, 12764262), (1778, 11271030), (1884, 10636885), (1905, 10519628), (2198, 9117330), (2355, 8509508), (2393, 8374380), (2540, 7889721), (2667, 7514020), (3140, 6382131), (3297, 6078220), (3556, 5635515), (3810, 5259814), (4396, 4558665), (4445, 4508412), (4710, 4254754), (4786, 4187190), (5334, 3757010), (5495, 3646932), (6594, 3039110), (7179, 2791460), (7620, 2629907), (8890, 2254206), (9420, 2127377), (9572, 2093595), (10668, 1878505), (10990, 1823466), (11965, 1674876), (13188, 1519555), (13335, 1502804), (14358, 1395730), (16485, 1215644), (16751, 1196340), (17780, 1127103), (19939, 1005060), (21980, 911733), (23930, 837438), (26670, 751402), (28716, 697865), (32970, 607822), (33502, 598170), (35895, 558292), (39878, 502530), (47860, 418719), (50253, 398780), (53340, 375701), (59817, 335020), (65940, 303911), (67004, 299085), (71790, 279146), (79756, 251265), (83755, 239268), (99695, 201012), (100506, 199390), (119634, 167510), (139573, 143580)]