2055266980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7904873}}^1$

素因数の和:7904895

約数の個数: 24

約数和(自身を含む): 4648065912

約数和(自身を除く): 2592798932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7904873, 15809746, 31619492, 39524365, 79048730, 102763349, 158097460, 205526698, 411053396, 513816745, 1027633490, 2055266980]

約数ペア:

[(1, 2055266980), (2, 1027633490), (4, 513816745), (5, 411053396), (10, 205526698), (13, 158097460), (20, 102763349), (26, 79048730), (52, 39524365), (65, 31619492), (130, 15809746), (260, 7904873)]