40554410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311957}}^1$

素因数の和:311977

約数の個数: 16

約数和(自身を含む): 78613416

約数和(自身を除く): 38059006

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311957, 623914, 1559785, 3119570, 4055441, 8110882, 20277205, 40554410]

約数ペア:

[(1, 40554410), (2, 20277205), (5, 8110882), (10, 4055441), (13, 3119570), (26, 1559785), (65, 623914), (130, 311957)]