24998140

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2039}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 52607520

約数和(自身を除く): 27609380

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2039, 2452, 3065, 4078, 6130, 8156, 10195, 12260, 20390, 40780, 1249907, 2499814, 4999628, 6249535, 12499070, 24998140]

約数ペア:

[(1, 24998140), (2, 12499070), (4, 6249535), (5, 4999628), (10, 2499814), (20, 1249907), (613, 40780), (1226, 20390), (2039, 12260), (2452, 10195), (3065, 8156), (4078, 6130)]