2481860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 5381376

約数和(自身を除く): 2899516

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4003, 8006, 16012, 20015, 40030, 80060, 124093, 248186, 496372, 620465, 1240930, 2481860]

約数ペア:

[(1, 2481860), (2, 1240930), (4, 620465), (5, 496372), (10, 248186), (20, 124093), (31, 80060), (62, 40030), (124, 20015), (155, 16012), (310, 8006), (620, 4003)]