28582960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 77780736

約数和(自身を除く): 49197776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1187, 1204, 1505, 1720, 2374, 2408, 3010, 3440, 4748, 4816, 5935, 6020, 8309, 9496, 11870, 12040, 16618, 18992, 23740, 24080, 33236, 41545, 47480, 51041, 66472, 83090, 94960, 102082, 132944, 166180, 204164, 255205, 332360, 357287, 408328, 510410, 664720, 714574, 816656, 1020820, 1429148, 1786435, 2041640, 2858296, 3572870, 4083280, 5716592, 7145740, 14291480, 28582960]

約数ペア:

[(1, 28582960), (2, 14291480), (4, 7145740), (5, 5716592), (7, 4083280), (8, 3572870), (10, 2858296), (14, 2041640), (16, 1786435), (20, 1429148), (28, 1020820), (35, 816656), (40, 714574), (43, 664720), (56, 510410), (70, 408328), (80, 357287), (86, 332360), (112, 255205), (140, 204164), (172, 166180), (215, 132944), (280, 102082), (301, 94960), (344, 83090), (430, 66472), (560, 51041), (602, 47480), (688, 41545), (860, 33236), (1187, 24080), (1204, 23740), (1505, 18992), (1720, 16618), (2374, 12040), (2408, 11870), (3010, 9496), (3440, 8309), (4748, 6020), (4816, 5935)]