40895290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 75271680

約数和(自身を除く): 34376390

約数列:

[1, 2, 5, 10, 71, 142, 239, 241, 355, 478, 482, 710, 1195, 1205, 2390, 2410, 16969, 17111, 33938, 34222, 57599, 84845, 85555, 115198, 169690, 171110, 287995, 575990, 4089529, 8179058, 20447645, 40895290]

約数ペア:

[(1, 40895290), (2, 20447645), (5, 8179058), (10, 4089529), (71, 575990), (142, 287995), (239, 171110), (241, 169690), (355, 115198), (478, 85555), (482, 84845), (710, 57599), (1195, 34222), (1205, 33938), (2390, 17111), (2410, 16969)]