88138280

素因数分解:

$2^3\times 5^1\times {\mathrm{2203457}}^1$

素因数の和:2203468

約数の個数: 16

約数和(自身を含む): 198311220

約数和(自身を除く): 110172940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2203457, 4406914, 8813828, 11017285, 17627656, 22034570, 44069140, 88138280]

約数ペア:

[(1, 88138280), (2, 44069140), (4, 22034570), (5, 17627656), (8, 11017285), (10, 8813828), (20, 4406914), (40, 2203457)]