620482856

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{357421}}^1$

素因数の和:357465

約数の個数: 32

約数和(自身を含む): 1372500480

約数和(自身を除く): 752017624

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 357421, 714842, 1429684, 2501947, 2859368, 5003894, 10007788, 11080051, 20015576, 22160102, 44320204, 77560357, 88640408, 155120714, 310241428, 620482856]

約数ペア:

[(1, 620482856), (2, 310241428), (4, 155120714), (7, 88640408), (8, 77560357), (14, 44320204), (28, 22160102), (31, 20015576), (56, 11080051), (62, 10007788), (124, 5003894), (217, 2859368), (248, 2501947), (434, 1429684), (868, 714842), (1736, 357421)]