28539770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 64385280

約数和(自身を除く): 35845510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 827, 986, 1015, 1190, 1654, 2030, 2465, 3451, 4135, 4930, 5789, 6902, 8270, 11578, 14059, 17255, 23983, 28118, 28945, 34510, 47966, 57890, 70295, 98413, 119915, 140590, 167881, 196826, 239830, 335762, 407711, 492065, 815422, 839405, 984130, 1678810, 2038555, 2853977, 4077110, 5707954, 14269885, 28539770]

約数ペア:

[(1, 28539770), (2, 14269885), (5, 5707954), (7, 4077110), (10, 2853977), (14, 2038555), (17, 1678810), (29, 984130), (34, 839405), (35, 815422), (58, 492065), (70, 407711), (85, 335762), (119, 239830), (145, 196826), (170, 167881), (203, 140590), (238, 119915), (290, 98413), (406, 70295), (493, 57890), (595, 47966), (827, 34510), (986, 28945), (1015, 28118), (1190, 23983), (1654, 17255), (2030, 14059), (2465, 11578), (3451, 8270), (4135, 6902), (4930, 5789)]