270762680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{218357}}^1$

素因数の和:218399

約数の個数: 32

約数和(自身を含む): 628871040

約数和(自身を除く): 358108360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 218357, 436714, 873428, 1091785, 1746856, 2183570, 4367140, 6769067, 8734280, 13538134, 27076268, 33845335, 54152536, 67690670, 135381340, 270762680]

約数ペア:

[(1, 270762680), (2, 135381340), (4, 67690670), (5, 54152536), (8, 33845335), (10, 27076268), (20, 13538134), (31, 8734280), (40, 6769067), (62, 4367140), (124, 2183570), (155, 1746856), (248, 1091785), (310, 873428), (620, 436714), (1240, 218357)]