40579420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289853}}^1$

素因数の和:289869

約数の個数: 24

約数和(自身を含む): 97390944

約数和(自身を除く): 56811524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289853, 579706, 1159412, 1449265, 2028971, 2898530, 4057942, 5797060, 8115884, 10144855, 20289710, 40579420]

約数ペア:

[(1, 40579420), (2, 20289710), (4, 10144855), (5, 8115884), (7, 5797060), (10, 4057942), (14, 2898530), (20, 2028971), (28, 1449265), (35, 1159412), (70, 579706), (140, 289853)]