27491420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 40246180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 139, 145, 155, 220, 278, 290, 310, 319, 341, 556, 580, 620, 638, 682, 695, 899, 1276, 1364, 1390, 1529, 1595, 1705, 1798, 2780, 3058, 3190, 3410, 3596, 4031, 4309, 4495, 6116, 6380, 6820, 7645, 8062, 8618, 8990, 9889, 15290, 16124, 17236, 17980, 19778, 20155, 21545, 30580, 39556, 40310, 43090, 44341, 47399, 49445, 80620, 86180, 88682, 94798, 98890, 124961, 177364, 189596, 197780, 221705, 236995, 249922, 443410, 473990, 499844, 624805, 886820, 947980, 1249610, 1374571, 2499220, 2749142, 5498284, 6872855, 13745710, 27491420]

約数ペア:

[(1, 27491420), (2, 13745710), (4, 6872855), (5, 5498284), (10, 2749142), (11, 2499220), (20, 1374571), (22, 1249610), (29, 947980), (31, 886820), (44, 624805), (55, 499844), (58, 473990), (62, 443410), (110, 249922), (116, 236995), (124, 221705), (139, 197780), (145, 189596), (155, 177364), (220, 124961), (278, 98890), (290, 94798), (310, 88682), (319, 86180), (341, 80620), (556, 49445), (580, 47399), (620, 44341), (638, 43090), (682, 40310), (695, 39556), (899, 30580), (1276, 21545), (1364, 20155), (1390, 19778), (1529, 17980), (1595, 17236), (1705, 16124), (1798, 15290), (2780, 9889), (3058, 8990), (3190, 8618), (3410, 8062), (3596, 7645), (4031, 6820), (4309, 6380), (4495, 6116)]