15828080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2953}}^1$

素因数の和:3033

約数の個数: 40

約数和(自身を含む): 37362192

約数和(自身を除く): 21534112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 2953, 5360, 5906, 11812, 14765, 23624, 29530, 47248, 59060, 118120, 197851, 236240, 395702, 791404, 989255, 1582808, 1978510, 3165616, 3957020, 7914040, 15828080]

約数ペア:

[(1, 15828080), (2, 7914040), (4, 3957020), (5, 3165616), (8, 1978510), (10, 1582808), (16, 989255), (20, 791404), (40, 395702), (67, 236240), (80, 197851), (134, 118120), (268, 59060), (335, 47248), (536, 29530), (670, 23624), (1072, 14765), (1340, 11812), (2680, 5906), (2953, 5360)]