2018128640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143333}}^1$

素因数の和:143365

約数の個数: 72

約数和(自身を含む): 5273544528

約数和(自身を除く): 3255415888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 143333, 286666, 573332, 716665, 1146664, 1433330, 1576663, 2293328, 2866660, 3153326, 4586656, 5733320, 6306652, 7883315, 9173312, 11466640, 12613304, 15766630, 18346624, 22933280, 25226608, 31533260, 36693248, 45866560, 50453216, 63066520, 91733120, 100906432, 126133040, 183466240, 201812864, 252266080, 403625728, 504532160, 1009064320, 2018128640]

約数ペア:

[(1, 2018128640), (2, 1009064320), (4, 504532160), (5, 403625728), (8, 252266080), (10, 201812864), (11, 183466240), (16, 126133040), (20, 100906432), (22, 91733120), (32, 63066520), (40, 50453216), (44, 45866560), (55, 36693248), (64, 31533260), (80, 25226608), (88, 22933280), (110, 18346624), (128, 15766630), (160, 12613304), (176, 11466640), (220, 9173312), (256, 7883315), (320, 6306652), (352, 5733320), (440, 4586656), (640, 3153326), (704, 2866660), (880, 2293328), (1280, 1576663), (1408, 1433330), (1760, 1146664), (2816, 716665), (3520, 573332), (7040, 286666), (14080, 143333)]