127599020

素因数分解:

$2^2\times 5^1\times {\mathrm{6379951}}^1$

素因数の和:6379960

約数の個数: 12

約数和(自身を含む): 267957984

約数和(自身を除く): 140358964

約数列:

[1, 2, 4, 5, 10, 20, 6379951, 12759902, 25519804, 31899755, 63799510, 127599020]

約数ペア:

[(1, 127599020), (2, 63799510), (4, 31899755), (5, 25519804), (10, 12759902), (20, 6379951)]