12623440

素因数分解:

$2^4\times 5^1\times {\mathrm{157793}}^1$

素因数の和:157806

約数の個数: 20

約数和(自身を含む): 29349684

約数和(自身を除く): 16726244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157793, 315586, 631172, 788965, 1262344, 1577930, 2524688, 3155860, 6311720, 12623440]

約数ペア:

[(1, 12623440), (2, 6311720), (4, 3155860), (5, 2524688), (8, 1577930), (10, 1262344), (16, 788965), (20, 631172), (40, 315586), (80, 157793)]