3988893640

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{271723}}^1$

素因数の和:272101

約数の個数: 32

約数和(自身を含む): 8999498880

約数和(自身を除く): 5010605240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 7340, 14680, 271723, 543446, 1086892, 1358615, 2173784, 2717230, 5434460, 10868920, 99722341, 199444682, 398889364, 498611705, 797778728, 997223410, 1994446820, 3988893640]

約数ペア:

[(1, 3988893640), (2, 1994446820), (4, 997223410), (5, 797778728), (8, 498611705), (10, 398889364), (20, 199444682), (40, 99722341), (367, 10868920), (734, 5434460), (1468, 2717230), (1835, 2173784), (2936, 1358615), (3670, 1086892), (7340, 543446), (14680, 271723)]