126612680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{102107}}^1$

素因数の和:102149

約数の個数: 32

約数和(自身を含む): 294071040

約数和(自身を除く): 167458360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 102107, 204214, 408428, 510535, 816856, 1021070, 2042140, 3165317, 4084280, 6330634, 12661268, 15826585, 25322536, 31653170, 63306340, 126612680]

約数ペア:

[(1, 126612680), (2, 63306340), (4, 31653170), (5, 25322536), (8, 15826585), (10, 12661268), (20, 6330634), (31, 4084280), (40, 3165317), (62, 2042140), (124, 1021070), (155, 816856), (248, 510535), (310, 408428), (620, 204214), (1240, 102107)]