42981080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24989}}^1$

素因数の和:25043

約数の個数: 32

約数和(自身を含む): 98960400

約数和(自身を除く): 55979320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 24989, 49978, 99956, 124945, 199912, 249890, 499780, 999560, 1074527, 2149054, 4298108, 5372635, 8596216, 10745270, 21490540, 42981080]

約数ペア:

[(1, 42981080), (2, 21490540), (4, 10745270), (5, 8596216), (8, 5372635), (10, 4298108), (20, 2149054), (40, 1074527), (43, 999560), (86, 499780), (172, 249890), (215, 199912), (344, 124945), (430, 99956), (860, 49978), (1720, 24989)]