8384390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 17877024

約数和(自身を除く): 9492634

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 241, 245, 355, 482, 490, 497, 710, 994, 1205, 1687, 2410, 2485, 3374, 3479, 4970, 6958, 8435, 11809, 16870, 17111, 17395, 23618, 34222, 34790, 59045, 85555, 118090, 119777, 171110, 239554, 598885, 838439, 1197770, 1676878, 4192195, 8384390]

約数ペア:

[(1, 8384390), (2, 4192195), (5, 1676878), (7, 1197770), (10, 838439), (14, 598885), (35, 239554), (49, 171110), (70, 119777), (71, 118090), (98, 85555), (142, 59045), (241, 34790), (245, 34222), (355, 23618), (482, 17395), (490, 17111), (497, 16870), (710, 11809), (994, 8435), (1205, 6958), (1687, 4970), (2410, 3479), (2485, 3374)]