42393804920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24647561}}^1$

素因数の和:24647615

約数の個数: 32

約数和(自身を含む): 97604345520

約数和(自身を除く): 55210540600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 24647561, 49295122, 98590244, 123237805, 197180488, 246475610, 492951220, 985902440, 1059845123, 2119690246, 4239380492, 5299225615, 8478760984, 10598451230, 21196902460, 42393804920]

約数ペア:

[(1, 42393804920), (2, 21196902460), (4, 10598451230), (5, 8478760984), (8, 5299225615), (10, 4239380492), (20, 2119690246), (40, 1059845123), (43, 985902440), (86, 492951220), (172, 246475610), (215, 197180488), (344, 123237805), (430, 98590244), (860, 49295122), (1720, 24647561)]