163640380

素因数分解:

$2^2\times 5^1\times {\mathrm{2767}}^1\times {\mathrm{2957}}^1$

素因数の和:5733

約数の個数: 24

約数和(自身を含む): 343885248

約数和(自身を除く): 180244868

約数列:

[1, 2, 4, 5, 10, 20, 2767, 2957, 5534, 5914, 11068, 11828, 13835, 14785, 27670, 29570, 55340, 59140, 8182019, 16364038, 32728076, 40910095, 81820190, 163640380]

約数ペア:

[(1, 163640380), (2, 81820190), (4, 40910095), (5, 32728076), (10, 16364038), (20, 8182019), (2767, 59140), (2957, 55340), (5534, 29570), (5914, 27670), (11068, 14785), (11828, 13835)]