4905940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18869}}^1$

素因数の和:18891

約数の個数: 24

約数和(自身を含む): 11095560

約数和(自身を除く): 6189620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18869, 37738, 75476, 94345, 188690, 245297, 377380, 490594, 981188, 1226485, 2452970, 4905940]

約数ペア:

[(1, 4905940), (2, 2452970), (4, 1226485), (5, 981188), (10, 490594), (13, 377380), (20, 245297), (26, 188690), (52, 94345), (65, 75476), (130, 37738), (260, 18869)]