854691940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{414899}}^1$

素因数の和:415011

約数の個数: 24

約数和(自身を含む): 1812283200

約数和(自身を除く): 957591260

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 414899, 829798, 1659596, 2074495, 4148990, 8297980, 42734597, 85469194, 170938388, 213672985, 427345970, 854691940]

約数ペア:

[(1, 854691940), (2, 427345970), (4, 213672985), (5, 170938388), (10, 85469194), (20, 42734597), (103, 8297980), (206, 4148990), (412, 2074495), (515, 1659596), (1030, 829798), (2060, 414899)]