12960587440

素因数分解:

$2^4\times 5^1\times {\mathrm{162007343}}^1$

素因数の和:162007356

約数の個数: 20

約数和(自身を含む): 30133365984

約数和(自身を除く): 17172778544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 162007343, 324014686, 648029372, 810036715, 1296058744, 1620073430, 2592117488, 3240146860, 6480293720, 12960587440]

約数ペア:

[(1, 12960587440), (2, 6480293720), (4, 3240146860), (5, 2592117488), (8, 1620073430), (10, 1296058744), (16, 810036715), (20, 648029372), (40, 324014686), (80, 162007343)]