15013840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3541}}^1$

素因数の和:3607

約数の個数: 40

約数和(自身を含む): 35575848

約数和(自身を除く): 20562008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 3541, 4240, 7082, 14164, 17705, 28328, 35410, 56656, 70820, 141640, 187673, 283280, 375346, 750692, 938365, 1501384, 1876730, 3002768, 3753460, 7506920, 15013840]

約数ペア:

[(1, 15013840), (2, 7506920), (4, 3753460), (5, 3002768), (8, 1876730), (10, 1501384), (16, 938365), (20, 750692), (40, 375346), (53, 283280), (80, 187673), (106, 141640), (212, 70820), (265, 56656), (424, 35410), (530, 28328), (848, 17705), (1060, 14164), (2120, 7082), (3541, 4240)]