815270480

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{15053}}^1$

素因数の和:15743

約数の個数: 40

約数和(自身を含む): 1898429832

約数和(自身を除く): 1083159352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 2708, 3385, 5416, 6770, 10832, 13540, 15053, 27080, 30106, 54160, 60212, 75265, 120424, 150530, 240848, 301060, 602120, 1204240, 10190881, 20381762, 40763524, 50954405, 81527048, 101908810, 163054096, 203817620, 407635240, 815270480]

約数ペア:

[(1, 815270480), (2, 407635240), (4, 203817620), (5, 163054096), (8, 101908810), (10, 81527048), (16, 50954405), (20, 40763524), (40, 20381762), (80, 10190881), (677, 1204240), (1354, 602120), (2708, 301060), (3385, 240848), (5416, 150530), (6770, 120424), (10832, 75265), (13540, 60212), (15053, 54160), (27080, 30106)]