56157640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18233}}^1$

素因数の和:18262

約数の個数: 64

約数和(自身を含む): 157541760

約数和(自身を除く): 101384120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 18233, 36466, 72932, 91165, 127631, 145864, 182330, 200563, 255262, 364660, 401126, 510524, 638155, 729320, 802252, 1002815, 1021048, 1276310, 1403941, 1604504, 2005630, 2552620, 2807882, 4011260, 5105240, 5615764, 7019705, 8022520, 11231528, 14039410, 28078820, 56157640]

約数ペア:

[(1, 56157640), (2, 28078820), (4, 14039410), (5, 11231528), (7, 8022520), (8, 7019705), (10, 5615764), (11, 5105240), (14, 4011260), (20, 2807882), (22, 2552620), (28, 2005630), (35, 1604504), (40, 1403941), (44, 1276310), (55, 1021048), (56, 1002815), (70, 802252), (77, 729320), (88, 638155), (110, 510524), (140, 401126), (154, 364660), (220, 255262), (280, 200563), (308, 182330), (385, 145864), (440, 127631), (616, 91165), (770, 72932), (1540, 36466), (3080, 18233)]