5437180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 13257216

約数和(自身を除く): 7820036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 547, 710, 994, 1094, 1420, 1988, 2188, 2485, 2735, 3829, 4970, 5470, 7658, 9940, 10940, 15316, 19145, 38290, 38837, 76580, 77674, 155348, 194185, 271859, 388370, 543718, 776740, 1087436, 1359295, 2718590, 5437180]

約数ペア:

[(1, 5437180), (2, 2718590), (4, 1359295), (5, 1087436), (7, 776740), (10, 543718), (14, 388370), (20, 271859), (28, 194185), (35, 155348), (70, 77674), (71, 76580), (140, 38837), (142, 38290), (284, 19145), (355, 15316), (497, 10940), (547, 9940), (710, 7658), (994, 5470), (1094, 4970), (1420, 3829), (1988, 2735), (2188, 2485)]