38940910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2857}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 74079360

約数和(自身を除く): 35138450

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 2726, 2857, 5714, 6815, 13630, 14285, 28570, 82853, 134279, 165706, 268558, 414265, 671395, 828530, 1342790, 3894091, 7788182, 19470455, 38940910]

約数ペア:

[(1, 38940910), (2, 19470455), (5, 7788182), (10, 3894091), (29, 1342790), (47, 828530), (58, 671395), (94, 414265), (145, 268558), (235, 165706), (290, 134279), (470, 82853), (1363, 28570), (2726, 14285), (2857, 13630), (5714, 6815)]