53638840

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11867}}^1$

素因数の和:11991

約数の個数: 32

約数和(自身を含む): 121765680

約数和(自身を除く): 68126840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 11867, 23734, 47468, 59335, 94936, 118670, 237340, 474680, 1340971, 2681942, 5363884, 6704855, 10727768, 13409710, 26819420, 53638840]

約数ペア:

[(1, 53638840), (2, 26819420), (4, 13409710), (5, 10727768), (8, 6704855), (10, 5363884), (20, 2681942), (40, 1340971), (113, 474680), (226, 237340), (452, 118670), (565, 94936), (904, 59335), (1130, 47468), (2260, 23734), (4520, 11867)]