42499480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24709}}^1$

素因数の和:24763

約数の個数: 32

約数和(自身を含む): 97851600

約数和(自身を除く): 55352120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 24709, 49418, 98836, 123545, 197672, 247090, 494180, 988360, 1062487, 2124974, 4249948, 5312435, 8499896, 10624870, 21249740, 42499480]

約数ペア:

[(1, 42499480), (2, 21249740), (4, 10624870), (5, 8499896), (8, 5312435), (10, 4249948), (20, 2124974), (40, 1062487), (43, 988360), (86, 494180), (172, 247090), (215, 197672), (344, 123545), (430, 98836), (860, 49418), (1720, 24709)]