51442360

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5381}}^1$

素因数の和:5631

約数の個数: 32

約数和(自身を含む): 116251200

約数和(自身を除く): 64808840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 5381, 9560, 10762, 21524, 26905, 43048, 53810, 107620, 215240, 1286059, 2572118, 5144236, 6430295, 10288472, 12860590, 25721180, 51442360]

約数ペア:

[(1, 51442360), (2, 25721180), (4, 12860590), (5, 10288472), (8, 6430295), (10, 5144236), (20, 2572118), (40, 1286059), (239, 215240), (478, 107620), (956, 53810), (1195, 43048), (1912, 26905), (2390, 21524), (4780, 10762), (5381, 9560)]