40982890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{859}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 79752960

約数和(自身を除く): 38770070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 367, 734, 859, 1718, 1835, 3670, 4295, 4771, 8590, 9542, 11167, 22334, 23855, 47710, 55835, 111670, 315253, 630506, 1576265, 3152530, 4098289, 8196578, 20491445, 40982890]

約数ペア:

[(1, 40982890), (2, 20491445), (5, 8196578), (10, 4098289), (13, 3152530), (26, 1576265), (65, 630506), (130, 315253), (367, 111670), (734, 55835), (859, 47710), (1718, 23855), (1835, 22334), (3670, 11167), (4295, 9542), (4771, 8590)]