56983940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219169}}^1$

素因数の和:219191

約数の個数: 24

約数和(自身を含む): 128871960

約数和(自身を除く): 71888020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 219169, 438338, 876676, 1095845, 2191690, 2849197, 4383380, 5698394, 11396788, 14245985, 28491970, 56983940]

約数ペア:

[(1, 56983940), (2, 28491970), (4, 14245985), (5, 11396788), (10, 5698394), (13, 4383380), (20, 2849197), (26, 2191690), (52, 1095845), (65, 876676), (130, 438338), (260, 219169)]