858407140

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{75167}}^1$

素因数の和:75747

約数の個数: 24

約数和(自身を含む): 1805836032

約数和(自身を除く): 947428892

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 75167, 150334, 300668, 375835, 751670, 1503340, 42920357, 85840714, 171681428, 214601785, 429203570, 858407140]

約数ペア:

[(1, 858407140), (2, 429203570), (4, 214601785), (5, 171681428), (10, 85840714), (20, 42920357), (571, 1503340), (1142, 751670), (2284, 375835), (2855, 300668), (5710, 150334), (11420, 75167)]