13797220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6329}}^1$

素因数の和:6447

約数の個数: 24

約数和(自身を含む): 29244600

約数和(自身を除く): 15447380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6329, 12658, 25316, 31645, 63290, 126580, 689861, 1379722, 2759444, 3449305, 6898610, 13797220]

約数ペア:

[(1, 13797220), (2, 6898610), (4, 3449305), (5, 2759444), (10, 1379722), (20, 689861), (109, 126580), (218, 63290), (436, 31645), (545, 25316), (1090, 12658), (2180, 6329)]