1087790980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{24379}}^1$

素因数の和:24508

約数の個数: 48

約数和(自身を含む): 2408353920

約数和(自身を除く): 1320562940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 11155, 22310, 24379, 44620, 48758, 97516, 121895, 243790, 487580, 560717, 1121434, 2242868, 2364763, 2803585, 4729526, 5607170, 9459052, 11214340, 11823815, 23647630, 47295260, 54389549, 108779098, 217558196, 271947745, 543895490, 1087790980]

約数ペア:

[(1, 1087790980), (2, 543895490), (4, 271947745), (5, 217558196), (10, 108779098), (20, 54389549), (23, 47295260), (46, 23647630), (92, 11823815), (97, 11214340), (115, 9459052), (194, 5607170), (230, 4729526), (388, 2803585), (460, 2364763), (485, 2242868), (970, 1121434), (1940, 560717), (2231, 487580), (4462, 243790), (8924, 121895), (11155, 97516), (22310, 48758), (24379, 44620)]