31530160

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5399}}^1$

素因数の和:5485

約数の個数: 40

約数和(自身を含む): 74325600

約数和(自身を除く): 42795440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5399, 5840, 10798, 21596, 26995, 43192, 53990, 86384, 107980, 215960, 394127, 431920, 788254, 1576508, 1970635, 3153016, 3941270, 6306032, 7882540, 15765080, 31530160]

約数ペア:

[(1, 31530160), (2, 15765080), (4, 7882540), (5, 6306032), (8, 3941270), (10, 3153016), (16, 1970635), (20, 1576508), (40, 788254), (73, 431920), (80, 394127), (146, 215960), (292, 107980), (365, 86384), (584, 53990), (730, 43192), (1168, 26995), (1460, 21596), (2920, 10798), (5399, 5840)]