130027940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{928771}}^1$

素因数の和:928787

約数の個数: 24

約数和(自身を含む): 312067392

約数和(自身を除く): 182039452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 928771, 1857542, 3715084, 4643855, 6501397, 9287710, 13002794, 18575420, 26005588, 32506985, 65013970, 130027940]

約数ペア:

[(1, 130027940), (2, 65013970), (4, 32506985), (5, 26005588), (7, 18575420), (10, 13002794), (14, 9287710), (20, 6501397), (28, 4643855), (35, 3715084), (70, 1857542), (140, 928771)]