2618180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 5553240

約数和(自身を除く): 2935060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1201, 2180, 2402, 4804, 6005, 12010, 24020, 130909, 261818, 523636, 654545, 1309090, 2618180]

約数ペア:

[(1, 2618180), (2, 1309090), (4, 654545), (5, 523636), (10, 261818), (20, 130909), (109, 24020), (218, 12010), (436, 6005), (545, 4804), (1090, 2402), (1201, 2180)]