2100081355

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{220019}}^1$

素因数の和:220130

約数の個数: 16

約数和(自身を含む): 2661361920

約数和(自身を除く): 561280565

約数列:

[1, 5, 23, 83, 115, 415, 1909, 9545, 220019, 1100095, 5060437, 18261577, 25302185, 91307885, 420016271, 2100081355]

約数ペア:

[(1, 2100081355), (5, 420016271), (23, 91307885), (83, 25302185), (115, 18261577), (415, 5060437), (1909, 1100095), (9545, 220019)]