4015970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 8356608

約数和(自身を除く): 4340638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 557, 721, 1030, 1114, 1442, 2785, 3605, 3899, 5570, 7210, 7798, 19495, 38990, 57371, 114742, 286855, 401597, 573710, 803194, 2007985, 4015970]

約数ペア:

[(1, 4015970), (2, 2007985), (5, 803194), (7, 573710), (10, 401597), (14, 286855), (35, 114742), (70, 57371), (103, 38990), (206, 19495), (515, 7798), (557, 7210), (721, 5570), (1030, 3899), (1114, 3605), (1442, 2785)]