1612040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 3663360

約数和(自身を除く): 2051320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 211, 382, 422, 764, 844, 955, 1055, 1528, 1688, 1910, 2110, 3820, 4220, 7640, 8440, 40301, 80602, 161204, 201505, 322408, 403010, 806020, 1612040]

約数ペア:

[(1, 1612040), (2, 806020), (4, 403010), (5, 322408), (8, 201505), (10, 161204), (20, 80602), (40, 40301), (191, 8440), (211, 7640), (382, 4220), (422, 3820), (764, 2110), (844, 1910), (955, 1688), (1055, 1528)]