30413840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3691}}^1$

素因数の和:3807

約数の個数: 40

約数和(自身を含む): 71418048

約数和(自身を除く): 41004208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 3691, 4120, 7382, 8240, 14764, 18455, 29528, 36910, 59056, 73820, 147640, 295280, 380173, 760346, 1520692, 1900865, 3041384, 3801730, 6082768, 7603460, 15206920, 30413840]

約数ペア:

[(1, 30413840), (2, 15206920), (4, 7603460), (5, 6082768), (8, 3801730), (10, 3041384), (16, 1900865), (20, 1520692), (40, 760346), (80, 380173), (103, 295280), (206, 147640), (412, 73820), (515, 59056), (824, 36910), (1030, 29528), (1648, 18455), (2060, 14764), (3691, 8240), (4120, 7382)]