9942140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38239}}^1$

素因数の和:38261

約数の個数: 24

約数和(自身を含む): 22485120

約数和(自身を除く): 12542980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 38239, 76478, 152956, 191195, 382390, 497107, 764780, 994214, 1988428, 2485535, 4971070, 9942140]

約数ペア:

[(1, 9942140), (2, 4971070), (4, 2485535), (5, 1988428), (10, 994214), (13, 764780), (20, 497107), (26, 382390), (52, 191195), (65, 152956), (130, 76478), (260, 38239)]