1057378640

素因数分解:

$2^4\times 5^1\times {\mathrm{13217233}}^1$

素因数の和:13217246

約数の個数: 20

約数和(自身を含む): 2458405524

約数和(自身を除く): 1401026884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13217233, 26434466, 52868932, 66086165, 105737864, 132172330, 211475728, 264344660, 528689320, 1057378640]

約数ペア:

[(1, 1057378640), (2, 528689320), (4, 264344660), (5, 211475728), (8, 132172330), (10, 105737864), (16, 66086165), (20, 52868932), (40, 26434466), (80, 13217233)]