25801940

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1867}}^1$

素因数の和:2567

約数の個数: 24

約数和(自身を含む): 54291552

約数和(自身を除く): 28489612

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 1867, 2764, 3455, 3734, 6910, 7468, 9335, 13820, 18670, 37340, 1290097, 2580194, 5160388, 6450485, 12900970, 25801940]

約数ペア:

[(1, 25801940), (2, 12900970), (4, 6450485), (5, 5160388), (10, 2580194), (20, 1290097), (691, 37340), (1382, 18670), (1867, 13820), (2764, 9335), (3455, 7468), (3734, 6910)]