520050280

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{24859}}^1$

素因数の和:25393

約数の個数: 32

約数和(自身を含む): 1172397600

約数和(自身を除く): 652347320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 5230, 10460, 20920, 24859, 49718, 99436, 124295, 198872, 248590, 497180, 994360, 13001257, 26002514, 52005028, 65006285, 104010056, 130012570, 260025140, 520050280]

約数ペア:

[(1, 520050280), (2, 260025140), (4, 130012570), (5, 104010056), (8, 65006285), (10, 52005028), (20, 26002514), (40, 13001257), (523, 994360), (1046, 497180), (2092, 248590), (2615, 198872), (4184, 124295), (5230, 99436), (10460, 49718), (20920, 24859)]