20071420

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3623}}^1$

素因数の和:3909

約数の個数: 24

約数和(自身を含む): 42313824

約数和(自身を除く): 22242404

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 3623, 5540, 7246, 14492, 18115, 36230, 72460, 1003571, 2007142, 4014284, 5017855, 10035710, 20071420]

約数ペア:

[(1, 20071420), (2, 10035710), (4, 5017855), (5, 4014284), (10, 2007142), (20, 1003571), (277, 72460), (554, 36230), (1108, 18115), (1385, 14492), (2770, 7246), (3623, 5540)]