2120172860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8154511}}^1$

素因数の和:8154533

約数の個数: 24

約数和(自身を含む): 4794853056

約数和(自身を除く): 2674680196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8154511, 16309022, 32618044, 40772555, 81545110, 106008643, 163090220, 212017286, 424034572, 530043215, 1060086430, 2120172860]

約数ペア:

[(1, 2120172860), (2, 1060086430), (4, 530043215), (5, 424034572), (10, 212017286), (13, 163090220), (20, 106008643), (26, 81545110), (52, 40772555), (65, 32618044), (130, 16309022), (260, 8154511)]