5409980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1213}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 11421312

約数和(自身を除く): 6011332

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1213, 2230, 2426, 4460, 4852, 6065, 12130, 24260, 270499, 540998, 1081996, 1352495, 2704990, 5409980]

約数ペア:

[(1, 5409980), (2, 2704990), (4, 1352495), (5, 1081996), (10, 540998), (20, 270499), (223, 24260), (446, 12130), (892, 6065), (1115, 4852), (1213, 4460), (2230, 2426)]