2239438420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{6469}}^1$

素因数の和:7408

約数の個数: 48

約数和(自身を含む): 4956537600

約数和(自身を除く): 2717099180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 911, 1822, 3644, 4555, 6469, 9110, 12938, 17309, 18220, 25876, 32345, 34618, 64690, 69236, 86545, 122911, 129380, 173090, 245822, 346180, 491644, 614555, 1229110, 2458220, 5893259, 11786518, 23573036, 29466295, 58932590, 111971921, 117865180, 223943842, 447887684, 559859605, 1119719210, 2239438420]

約数ペア:

[(1, 2239438420), (2, 1119719210), (4, 559859605), (5, 447887684), (10, 223943842), (19, 117865180), (20, 111971921), (38, 58932590), (76, 29466295), (95, 23573036), (190, 11786518), (380, 5893259), (911, 2458220), (1822, 1229110), (3644, 614555), (4555, 491644), (6469, 346180), (9110, 245822), (12938, 173090), (17309, 129380), (18220, 122911), (25876, 86545), (32345, 69236), (34618, 64690)]