402093560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 1045094400

約数和(自身を除く): 643000840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 82, 88, 110, 124, 155, 164, 205, 220, 248, 310, 328, 341, 410, 440, 451, 620, 682, 719, 820, 902, 1240, 1271, 1364, 1438, 1640, 1705, 1804, 2255, 2542, 2728, 2876, 3410, 3595, 3608, 4510, 5084, 5752, 6355, 6820, 7190, 7909, 9020, 10168, 12710, 13640, 13981, 14380, 15818, 18040, 22289, 25420, 27962, 28760, 29479, 31636, 39545, 44578, 50840, 55924, 58958, 63272, 69905, 79090, 89156, 111445, 111848, 117916, 139810, 147395, 158180, 178312, 222890, 235832, 245179, 279620, 294790, 316360, 324269, 445780, 490358, 559240, 589580, 648538, 891560, 913849, 980716, 1179160, 1225895, 1297076, 1621345, 1827698, 1961432, 2451790, 2594152, 3242690, 3655396, 4569245, 4903580, 6485380, 7310792, 9138490, 9807160, 10052339, 12970760, 18276980, 20104678, 36553960, 40209356, 50261695, 80418712, 100523390, 201046780, 402093560]

約数ペア:

[(1, 402093560), (2, 201046780), (4, 100523390), (5, 80418712), (8, 50261695), (10, 40209356), (11, 36553960), (20, 20104678), (22, 18276980), (31, 12970760), (40, 10052339), (41, 9807160), (44, 9138490), (55, 7310792), (62, 6485380), (82, 4903580), (88, 4569245), (110, 3655396), (124, 3242690), (155, 2594152), (164, 2451790), (205, 1961432), (220, 1827698), (248, 1621345), (310, 1297076), (328, 1225895), (341, 1179160), (410, 980716), (440, 913849), (451, 891560), (620, 648538), (682, 589580), (719, 559240), (820, 490358), (902, 445780), (1240, 324269), (1271, 316360), (1364, 294790), (1438, 279620), (1640, 245179), (1705, 235832), (1804, 222890), (2255, 178312), (2542, 158180), (2728, 147395), (2876, 139810), (3410, 117916), (3595, 111848), (3608, 111445), (4510, 89156), (5084, 79090), (5752, 69905), (6355, 63272), (6820, 58958), (7190, 55924), (7909, 50840), (9020, 44578), (10168, 39545), (12710, 31636), (13640, 29479), (13981, 28760), (14380, 27962), (15818, 25420), (18040, 22289)]