20160705620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{17333}}^1$

素因数の和:17681

約数の個数: 96

約数和(自身を含む): 49063262976

約数和(自身を除く): 28902557356

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 311, 340, 374, 622, 748, 935, 1244, 1555, 1870, 3110, 3421, 3740, 5287, 6220, 6842, 10574, 13684, 17105, 17333, 21148, 26435, 34210, 34666, 52870, 58157, 68420, 69332, 86665, 105740, 116314, 173330, 190663, 232628, 290785, 294661, 346660, 381326, 581570, 589322, 762652, 953315, 1163140, 1178644, 1473305, 1906630, 2946610, 3241271, 3813260, 5390563, 5893220, 6482542, 10781126, 12965084, 16206355, 21562252, 26952815, 32412710, 53905630, 59296193, 64825420, 91639571, 107811260, 118592386, 183279142, 237184772, 296480965, 366558284, 458197855, 592961930, 916395710, 1008035281, 1185923860, 1832791420, 2016070562, 4032141124, 5040176405, 10080352810, 20160705620]

約数ペア:

[(1, 20160705620), (2, 10080352810), (4, 5040176405), (5, 4032141124), (10, 2016070562), (11, 1832791420), (17, 1185923860), (20, 1008035281), (22, 916395710), (34, 592961930), (44, 458197855), (55, 366558284), (68, 296480965), (85, 237184772), (110, 183279142), (170, 118592386), (187, 107811260), (220, 91639571), (311, 64825420), (340, 59296193), (374, 53905630), (622, 32412710), (748, 26952815), (935, 21562252), (1244, 16206355), (1555, 12965084), (1870, 10781126), (3110, 6482542), (3421, 5893220), (3740, 5390563), (5287, 3813260), (6220, 3241271), (6842, 2946610), (10574, 1906630), (13684, 1473305), (17105, 1178644), (17333, 1163140), (21148, 953315), (26435, 762652), (34210, 589322), (34666, 581570), (52870, 381326), (58157, 346660), (68420, 294661), (69332, 290785), (86665, 232628), (105740, 190663), (116314, 173330)]