8856980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 20514816

約数和(自身を除く): 11657836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 317, 508, 634, 635, 1268, 1270, 1397, 1585, 2540, 2794, 3170, 3487, 5588, 6340, 6974, 6985, 13948, 13970, 17435, 27940, 34870, 40259, 69740, 80518, 161036, 201295, 402590, 442849, 805180, 885698, 1771396, 2214245, 4428490, 8856980]

約数ペア:

[(1, 8856980), (2, 4428490), (4, 2214245), (5, 1771396), (10, 885698), (11, 805180), (20, 442849), (22, 402590), (44, 201295), (55, 161036), (110, 80518), (127, 69740), (220, 40259), (254, 34870), (317, 27940), (508, 17435), (634, 13970), (635, 13948), (1268, 6985), (1270, 6974), (1397, 6340), (1585, 5588), (2540, 3487), (2794, 3170)]