401291290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{33247}}^1$

素因数の和:33342

約数の個数: 32

約数和(自身を含む): 775609344

約数和(自身を除く): 374318054

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 33247, 66494, 166235, 332470, 565199, 1130398, 2360537, 2825995, 4721074, 5651990, 11802685, 23605370, 40129129, 80258258, 200645645, 401291290]

約数ペア:

[(1, 401291290), (2, 200645645), (5, 80258258), (10, 40129129), (17, 23605370), (34, 11802685), (71, 5651990), (85, 4721074), (142, 2825995), (170, 2360537), (355, 1130398), (710, 565199), (1207, 332470), (2414, 166235), (6035, 66494), (12070, 33247)]