87470480

素因数分解:

$2^4\times 5^1\times {\mathrm{1093381}}^1$

素因数の和:1093394

約数の個数: 20

約数和(自身を含む): 203369052

約数和(自身を除く): 115898572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1093381, 2186762, 4373524, 5466905, 8747048, 10933810, 17494096, 21867620, 43735240, 87470480]

約数ペア:

[(1, 87470480), (2, 43735240), (4, 21867620), (5, 17494096), (8, 10933810), (10, 8747048), (16, 5466905), (20, 4373524), (40, 2186762), (80, 1093381)]