57417040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16691}}^1$

素因数の和:16747

約数の個数: 40

約数和(自身を含む): 136607328

約数和(自身を除く): 79190288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 16691, 33382, 66764, 83455, 133528, 166910, 267056, 333820, 667640, 717713, 1335280, 1435426, 2870852, 3588565, 5741704, 7177130, 11483408, 14354260, 28708520, 57417040]

約数ペア:

[(1, 57417040), (2, 28708520), (4, 14354260), (5, 11483408), (8, 7177130), (10, 5741704), (16, 3588565), (20, 2870852), (40, 1435426), (43, 1335280), (80, 717713), (86, 667640), (172, 333820), (215, 267056), (344, 166910), (430, 133528), (688, 83455), (860, 66764), (1720, 33382), (3440, 16691)]