31379090

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11579}}^1$

素因数の和:11857

約数の個数: 16

約数和(自身を含む): 56695680

約数和(自身を除く): 25316590

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 11579, 23158, 57895, 115790, 3137909, 6275818, 15689545, 31379090]

約数ペア:

[(1, 31379090), (2, 15689545), (5, 6275818), (10, 3137909), (271, 115790), (542, 57895), (1355, 23158), (2710, 11579)]