12219820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5407}}^1$

素因数の和:5529

約数の個数: 24

約数和(自身を含む): 25893504

約数和(自身を除く): 13673684

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 5407, 10814, 21628, 27035, 54070, 108140, 610991, 1221982, 2443964, 3054955, 6109910, 12219820]

約数ペア:

[(1, 12219820), (2, 6109910), (4, 3054955), (5, 2443964), (10, 1221982), (20, 610991), (113, 108140), (226, 54070), (452, 27035), (565, 21628), (1130, 10814), (2260, 5407)]