3931270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 8421408

約数和(自身を除く): 4490138

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 113, 142, 226, 245, 355, 490, 497, 565, 710, 791, 994, 1130, 1582, 2485, 3479, 3955, 4970, 5537, 6958, 7910, 8023, 11074, 16046, 17395, 27685, 34790, 40115, 55370, 56161, 80230, 112322, 280805, 393127, 561610, 786254, 1965635, 3931270]

約数ペア:

[(1, 3931270), (2, 1965635), (5, 786254), (7, 561610), (10, 393127), (14, 280805), (35, 112322), (49, 80230), (70, 56161), (71, 55370), (98, 40115), (113, 34790), (142, 27685), (226, 17395), (245, 16046), (355, 11074), (490, 8023), (497, 7910), (565, 6958), (710, 5537), (791, 4970), (994, 3955), (1130, 3479), (1582, 2485)]