15656576920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9102661}}^1$

素因数の和:9102715

約数の個数: 32

約数和(自身を含む): 36046541520

約数和(自身を除く): 20389964600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9102661, 18205322, 36410644, 45513305, 72821288, 91026610, 182053220, 364106440, 391414423, 782828846, 1565657692, 1957072115, 3131315384, 3914144230, 7828288460, 15656576920]

約数ペア:

[(1, 15656576920), (2, 7828288460), (4, 3914144230), (5, 3131315384), (8, 1957072115), (10, 1565657692), (20, 782828846), (40, 391414423), (43, 364106440), (86, 182053220), (172, 91026610), (215, 72821288), (344, 45513305), (430, 36410644), (860, 18205322), (1720, 9102661)]