23378420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89917}}^1$

素因数の和:89939

約数の個数: 24

約数和(自身を含む): 52871784

約数和(自身を除く): 29493364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 89917, 179834, 359668, 449585, 899170, 1168921, 1798340, 2337842, 4675684, 5844605, 11689210, 23378420]

約数ペア:

[(1, 23378420), (2, 11689210), (4, 5844605), (5, 4675684), (10, 2337842), (13, 1798340), (20, 1168921), (26, 899170), (52, 449585), (65, 359668), (130, 179834), (260, 89917)]