2100063940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8077169}}^1$

素因数の和:8077191

約数の個数: 24

約数和(自身を含む): 4749375960

約数和(自身を除く): 2649312020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8077169, 16154338, 32308676, 40385845, 80771690, 105003197, 161543380, 210006394, 420012788, 525015985, 1050031970, 2100063940]

約数ペア:

[(1, 2100063940), (2, 1050031970), (4, 525015985), (5, 420012788), (10, 210006394), (13, 161543380), (20, 105003197), (26, 80771690), (52, 40385845), (65, 32308676), (130, 16154338), (260, 8077169)]