40419730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23917}}^1$

素因数の和:23950

約数の個数: 24

約数和(自身を含む): 78785892

約数和(自身を除く): 38366162

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 23917, 47834, 119585, 239170, 310921, 621842, 1554605, 3109210, 4041973, 8083946, 20209865, 40419730]

約数ペア:

[(1, 40419730), (2, 20209865), (5, 8083946), (10, 4041973), (13, 3109210), (26, 1554605), (65, 621842), (130, 310921), (169, 239170), (338, 119585), (845, 47834), (1690, 23917)]