237482120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{138071}}^1$

素因数の和:138125

約数の個数: 32

約数和(自身を含む): 546765120

約数和(自身を除く): 309283000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 138071, 276142, 552284, 690355, 1104568, 1380710, 2761420, 5522840, 5937053, 11874106, 23748212, 29685265, 47496424, 59370530, 118741060, 237482120]

約数ペア:

[(1, 237482120), (2, 118741060), (4, 59370530), (5, 47496424), (8, 29685265), (10, 23748212), (20, 11874106), (40, 5937053), (43, 5522840), (86, 2761420), (172, 1380710), (215, 1104568), (344, 690355), (430, 552284), (860, 276142), (1720, 138071)]