898488440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{18013}}^1$

素因数の和:18096

約数の個数: 64

約数和(自身を含む): 2140063200

約数和(自身を除く): 1241574760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1720, 2494, 4988, 6235, 9976, 12470, 18013, 24940, 36026, 49880, 72052, 90065, 144104, 180130, 360260, 522377, 720520, 774559, 1044754, 1549118, 2089508, 2611885, 3098236, 3872795, 4179016, 5223770, 6196472, 7745590, 10447540, 15491180, 20895080, 22462211, 30982360, 44924422, 89848844, 112311055, 179697688, 224622110, 449244220, 898488440]

約数ペア:

[(1, 898488440), (2, 449244220), (4, 224622110), (5, 179697688), (8, 112311055), (10, 89848844), (20, 44924422), (29, 30982360), (40, 22462211), (43, 20895080), (58, 15491180), (86, 10447540), (116, 7745590), (145, 6196472), (172, 5223770), (215, 4179016), (232, 3872795), (290, 3098236), (344, 2611885), (430, 2089508), (580, 1549118), (860, 1044754), (1160, 774559), (1247, 720520), (1720, 522377), (2494, 360260), (4988, 180130), (6235, 144104), (9976, 90065), (12470, 72052), (18013, 49880), (24940, 36026)]