2108015900

素因数分解:

$2^2\times 5^2\times {\mathrm{21080159}}^1$

素因数の和:21080173

約数の個数: 18

約数和(自身を含む): 4574394720

約数和(自身を除く): 2466378820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21080159, 42160318, 84320636, 105400795, 210801590, 421603180, 527003975, 1054007950, 2108015900]

約数ペア:

[(1, 2108015900), (2, 1054007950), (4, 527003975), (5, 421603180), (10, 210801590), (20, 105400795), (25, 84320636), (50, 42160318), (100, 21080159)]