39857620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7877}}^1$

素因数の和:7920

約数の個数: 48

約数和(自身を含む): 95292288

約数和(自身を除く): 55434668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 7877, 15754, 31508, 39385, 78770, 86647, 157540, 173294, 181171, 346588, 362342, 433235, 724684, 866470, 905855, 1732940, 1811710, 1992881, 3623420, 3985762, 7971524, 9964405, 19928810, 39857620]

約数ペア:

[(1, 39857620), (2, 19928810), (4, 9964405), (5, 7971524), (10, 3985762), (11, 3623420), (20, 1992881), (22, 1811710), (23, 1732940), (44, 905855), (46, 866470), (55, 724684), (92, 433235), (110, 362342), (115, 346588), (220, 181171), (230, 173294), (253, 157540), (460, 86647), (506, 78770), (1012, 39385), (1265, 31508), (2530, 15754), (5060, 7877)]