20130160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8117}}^1$

素因数の和:8161

約数の個数: 40

約数和(自身を含む): 48318336

約数和(自身を除く): 28188176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 8117, 16234, 32468, 40585, 64936, 81170, 129872, 162340, 251627, 324680, 503254, 649360, 1006508, 1258135, 2013016, 2516270, 4026032, 5032540, 10065080, 20130160]

約数ペア:

[(1, 20130160), (2, 10065080), (4, 5032540), (5, 4026032), (8, 2516270), (10, 2013016), (16, 1258135), (20, 1006508), (31, 649360), (40, 503254), (62, 324680), (80, 251627), (124, 162340), (155, 129872), (248, 81170), (310, 64936), (496, 40585), (620, 32468), (1240, 16234), (2480, 8117)]