4430480

素因数分解:

$2^4\times 5^1\times {\mathrm{55381}}^1$

素因数の和:55394

約数の個数: 20

約数和(自身を含む): 10301052

約数和(自身を除く): 5870572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55381, 110762, 221524, 276905, 443048, 553810, 886096, 1107620, 2215240, 4430480]

約数ペア:

[(1, 4430480), (2, 2215240), (4, 1107620), (5, 886096), (8, 553810), (10, 443048), (16, 276905), (20, 221524), (40, 110762), (80, 55381)]