8796940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 19359648

約数和(自身を除く): 10562708

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 193, 212, 215, 265, 386, 430, 530, 772, 860, 965, 1060, 1930, 2279, 3860, 4558, 8299, 9116, 10229, 11395, 16598, 20458, 22790, 33196, 40916, 41495, 45580, 51145, 82990, 102290, 165980, 204580, 439847, 879694, 1759388, 2199235, 4398470, 8796940]

約数ペア:

[(1, 8796940), (2, 4398470), (4, 2199235), (5, 1759388), (10, 879694), (20, 439847), (43, 204580), (53, 165980), (86, 102290), (106, 82990), (172, 51145), (193, 45580), (212, 41495), (215, 40916), (265, 33196), (386, 22790), (430, 20458), (530, 16598), (772, 11395), (860, 10229), (965, 9116), (1060, 8299), (1930, 4558), (2279, 3860)]