39149780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45523}}^1$

素因数の和:45575

約数の個数: 24

約数和(自身を含む): 84128352

約数和(自身を除く): 44978572

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 45523, 91046, 182092, 227615, 455230, 910460, 1957489, 3914978, 7829956, 9787445, 19574890, 39149780]

約数ペア:

[(1, 39149780), (2, 19574890), (4, 9787445), (5, 7829956), (10, 3914978), (20, 1957489), (43, 910460), (86, 455230), (172, 227615), (215, 182092), (430, 91046), (860, 45523)]