135901640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{485363}}^1$

素因数の和:485381

約数の個数: 32

約数和(自身を含む): 349462080

約数和(自身を除く): 213560440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 485363, 970726, 1941452, 2426815, 3397541, 3882904, 4853630, 6795082, 9707260, 13590164, 16987705, 19414520, 27180328, 33975410, 67950820, 135901640]

約数ペア:

[(1, 135901640), (2, 67950820), (4, 33975410), (5, 27180328), (7, 19414520), (8, 16987705), (10, 13590164), (14, 9707260), (20, 6795082), (28, 4853630), (35, 3882904), (40, 3397541), (56, 2426815), (70, 1941452), (140, 970726), (280, 485363)]