39821380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15199}}^1$

素因数の和:15339

約数の個数: 24

約数和(自身を含む): 84268800

約数和(自身を除く): 44447420

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15199, 30398, 60796, 75995, 151990, 303980, 1991069, 3982138, 7964276, 9955345, 19910690, 39821380]

約数ペア:

[(1, 39821380), (2, 19910690), (4, 9955345), (5, 7964276), (10, 3982138), (20, 1991069), (131, 303980), (262, 151990), (524, 75995), (655, 60796), (1310, 30398), (2620, 15199)]