210457840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25541}}^1$

素因数の和:25657

約数の個数: 40

約数和(自身を含む): 494084448

約数和(自身を除く): 283626608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 25541, 51082, 102164, 127705, 204328, 255410, 408656, 510820, 1021640, 2043280, 2630723, 5261446, 10522892, 13153615, 21045784, 26307230, 42091568, 52614460, 105228920, 210457840]

約数ペア:

[(1, 210457840), (2, 105228920), (4, 52614460), (5, 42091568), (8, 26307230), (10, 21045784), (16, 13153615), (20, 10522892), (40, 5261446), (80, 2630723), (103, 2043280), (206, 1021640), (412, 510820), (515, 408656), (824, 255410), (1030, 204328), (1648, 127705), (2060, 102164), (4120, 51082), (8240, 25541)]