2681380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10313}}^1$

素因数の和:10335

約数の個数: 24

約数和(自身を含む): 6064632

約数和(自身を除く): 3383252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10313, 20626, 41252, 51565, 103130, 134069, 206260, 268138, 536276, 670345, 1340690, 2681380]

約数ペア:

[(1, 2681380), (2, 1340690), (4, 670345), (5, 536276), (10, 268138), (13, 206260), (20, 134069), (26, 103130), (52, 51565), (65, 41252), (130, 20626), (260, 10313)]