3742690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 7778304

約数和(自身を除く): 4035614

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 421, 635, 842, 889, 1270, 1778, 2105, 2947, 4210, 4445, 5894, 8890, 14735, 29470, 53467, 106934, 267335, 374269, 534670, 748538, 1871345, 3742690]

約数ペア:

[(1, 3742690), (2, 1871345), (5, 748538), (7, 534670), (10, 374269), (14, 267335), (35, 106934), (70, 53467), (127, 29470), (254, 14735), (421, 8890), (635, 5894), (842, 4445), (889, 4210), (1270, 2947), (1778, 2105)]