19401870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{769}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 48288240

約数和(自身を除く): 28886370

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 769, 841, 870, 1538, 1682, 2307, 2523, 3845, 4205, 4614, 5046, 7690, 8410, 11535, 12615, 22301, 23070, 25230, 44602, 66903, 111505, 133806, 223010, 334515, 646729, 669030, 1293458, 1940187, 3233645, 3880374, 6467290, 9700935, 19401870]

約数ペア:

[(1, 19401870), (2, 9700935), (3, 6467290), (5, 3880374), (6, 3233645), (10, 1940187), (15, 1293458), (29, 669030), (30, 646729), (58, 334515), (87, 223010), (145, 133806), (174, 111505), (290, 66903), (435, 44602), (769, 25230), (841, 23070), (870, 22301), (1538, 12615), (1682, 11535), (2307, 8410), (2523, 7690), (3845, 5046), (4205, 4614)]