4480780

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 9476208

約数和(自身を除く): 4995428

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1427, 1570, 2854, 3140, 5708, 7135, 14270, 28540, 224039, 448078, 896156, 1120195, 2240390, 4480780]

約数ペア:

[(1, 4480780), (2, 2240390), (4, 1120195), (5, 896156), (10, 448078), (20, 224039), (157, 28540), (314, 14270), (628, 7135), (785, 5708), (1427, 3140), (1570, 2854)]