889638730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2239

約数の個数: 64

約数和(自身を含む): 1768200192

約数和(自身を除く): 878561462

約数列:

[1, 2, 5, 10, 17, 34, 37, 67, 74, 85, 134, 170, 185, 335, 370, 629, 670, 1139, 1258, 2111, 2278, 2479, 3145, 4222, 4958, 5695, 6290, 10555, 11390, 12395, 21110, 24790, 35887, 42143, 71774, 78107, 84286, 141437, 156214, 179435, 210715, 282874, 358870, 390535, 421430, 707185, 781070, 1327819, 1414370, 2404429, 2655638, 4808858, 5233169, 6639095, 10466338, 12022145, 13278190, 24044290, 26165845, 52331690, 88963873, 177927746, 444819365, 889638730]

約数ペア:

[(1, 889638730), (2, 444819365), (5, 177927746), (10, 88963873), (17, 52331690), (34, 26165845), (37, 24044290), (67, 13278190), (74, 12022145), (85, 10466338), (134, 6639095), (170, 5233169), (185, 4808858), (335, 2655638), (370, 2404429), (629, 1414370), (670, 1327819), (1139, 781070), (1258, 707185), (2111, 421430), (2278, 390535), (2479, 358870), (3145, 282874), (4222, 210715), (4958, 179435), (5695, 156214), (6290, 141437), (10555, 84286), (11390, 78107), (12395, 71774), (21110, 42143), (24790, 35887)]