542243420

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{149791}}^1$

素因数の和:149981

約数の個数: 24

約数和(自身を含む): 1145010048

約数和(自身を除く): 602766628

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 149791, 299582, 599164, 748955, 1497910, 2995820, 27112171, 54224342, 108448684, 135560855, 271121710, 542243420]

約数ペア:

[(1, 542243420), (2, 271121710), (4, 135560855), (5, 108448684), (10, 54224342), (20, 27112171), (181, 2995820), (362, 1497910), (724, 748955), (905, 599164), (1810, 299582), (3620, 149791)]