9639740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 22619520

約数和(自身を除く): 12979780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1019, 1892, 2038, 2365, 4076, 4730, 5095, 9460, 10190, 11209, 20380, 22418, 43817, 44836, 56045, 87634, 112090, 175268, 219085, 224180, 438170, 481987, 876340, 963974, 1927948, 2409935, 4819870, 9639740]

約数ペア:

[(1, 9639740), (2, 4819870), (4, 2409935), (5, 1927948), (10, 963974), (11, 876340), (20, 481987), (22, 438170), (43, 224180), (44, 219085), (55, 175268), (86, 112090), (110, 87634), (172, 56045), (215, 44836), (220, 43817), (430, 22418), (473, 20380), (860, 11209), (946, 10190), (1019, 9460), (1892, 5095), (2038, 4730), (2365, 4076)]