7389940

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2447}}^1$

素因数の和:2607

約数の個数: 24

約数和(自身を含む): 15628032

約数和(自身を除く): 8238092

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 2447, 3020, 4894, 9788, 12235, 24470, 48940, 369497, 738994, 1477988, 1847485, 3694970, 7389940]

約数ペア:

[(1, 7389940), (2, 3694970), (4, 1847485), (5, 1477988), (10, 738994), (20, 369497), (151, 48940), (302, 24470), (604, 12235), (755, 9788), (1510, 4894), (2447, 3020)]