20002950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:484

約数の個数: 120

約数和(自身を含む): 60766200

約数和(自身を除く): 40763250

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 81, 90, 99, 110, 135, 150, 162, 165, 198, 225, 270, 275, 297, 330, 405, 449, 450, 495, 550, 594, 675, 810, 825, 891, 898, 990, 1347, 1350, 1485, 1650, 1782, 2025, 2245, 2475, 2694, 2970, 4041, 4050, 4455, 4490, 4939, 4950, 6735, 7425, 8082, 8910, 9878, 11225, 12123, 13470, 14817, 14850, 20205, 22275, 22450, 24246, 24695, 29634, 33675, 36369, 40410, 44451, 44550, 49390, 60615, 67350, 72738, 74085, 88902, 101025, 121230, 123475, 133353, 148170, 181845, 202050, 222255, 246950, 266706, 303075, 363690, 370425, 400059, 444510, 606150, 666765, 740850, 800118, 909225, 1111275, 1333530, 1818450, 2000295, 2222550, 3333825, 4000590, 6667650, 10001475, 20002950]

約数ペア:

[(1, 20002950), (2, 10001475), (3, 6667650), (5, 4000590), (6, 3333825), (9, 2222550), (10, 2000295), (11, 1818450), (15, 1333530), (18, 1111275), (22, 909225), (25, 800118), (27, 740850), (30, 666765), (33, 606150), (45, 444510), (50, 400059), (54, 370425), (55, 363690), (66, 303075), (75, 266706), (81, 246950), (90, 222255), (99, 202050), (110, 181845), (135, 148170), (150, 133353), (162, 123475), (165, 121230), (198, 101025), (225, 88902), (270, 74085), (275, 72738), (297, 67350), (330, 60615), (405, 49390), (449, 44550), (450, 44451), (495, 40410), (550, 36369), (594, 33675), (675, 29634), (810, 24695), (825, 24246), (891, 22450), (898, 22275), (990, 20205), (1347, 14850), (1350, 14817), (1485, 13470), (1650, 12123), (1782, 11225), (2025, 9878), (2245, 8910), (2475, 8082), (2694, 7425), (2970, 6735), (4041, 4950), (4050, 4939), (4455, 4490)]