4740140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 10069920

約数和(自身を除く): 5329780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2663, 5326, 10652, 13315, 26630, 53260, 237007, 474014, 948028, 1185035, 2370070, 4740140]

約数ペア:

[(1, 4740140), (2, 2370070), (4, 1185035), (5, 948028), (10, 474014), (20, 237007), (89, 53260), (178, 26630), (356, 13315), (445, 10652), (890, 5326), (1780, 2663)]