129294020

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{6151}}^1$

素因数の和:7211

約数の個数: 24

約数和(自身を含む): 271819968

約数和(自身を除く): 142525948

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 6151, 10510, 12302, 21020, 24604, 30755, 61510, 123020, 6464701, 12929402, 25858804, 32323505, 64647010, 129294020]

約数ペア:

[(1, 129294020), (2, 64647010), (4, 32323505), (5, 25858804), (10, 12929402), (20, 6464701), (1051, 123020), (2102, 61510), (4204, 30755), (5255, 24604), (6151, 21020), (10510, 12302)]