12646180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5801}}^1$

素因数の和:5919

約数の個数: 24

約数和(自身を含む): 26805240

約数和(自身を除く): 14159060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5801, 11602, 23204, 29005, 58010, 116020, 632309, 1264618, 2529236, 3161545, 6323090, 12646180]

約数ペア:

[(1, 12646180), (2, 6323090), (4, 3161545), (5, 2529236), (10, 1264618), (20, 632309), (109, 116020), (218, 58010), (436, 29005), (545, 23204), (1090, 11602), (2180, 5801)]