858347140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83987}}^1$

素因数の和:84076

約数の個数: 48

約数和(自身を含む): 2088277632

約数和(自身を除く): 1229930492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 83987, 167974, 335948, 419935, 587909, 839870, 1175818, 1679740, 2351636, 2939545, 5879090, 6131051, 11758180, 12262102, 24524204, 30655255, 42917357, 61310510, 85834714, 122621020, 171669428, 214586785, 429173570, 858347140]

約数ペア:

[(1, 858347140), (2, 429173570), (4, 214586785), (5, 171669428), (7, 122621020), (10, 85834714), (14, 61310510), (20, 42917357), (28, 30655255), (35, 24524204), (70, 12262102), (73, 11758180), (140, 6131051), (146, 5879090), (292, 2939545), (365, 2351636), (511, 1679740), (730, 1175818), (1022, 839870), (1460, 587909), (2044, 419935), (2555, 335948), (5110, 167974), (10220, 83987)]