25920970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 22207286

約数列:

[1, 2, 5, 10, 47, 94, 131, 235, 262, 421, 470, 655, 842, 1310, 2105, 4210, 6157, 12314, 19787, 30785, 39574, 55151, 61570, 98935, 110302, 197870, 275755, 551510, 2592097, 5184194, 12960485, 25920970]

約数ペア:

[(1, 25920970), (2, 12960485), (5, 5184194), (10, 2592097), (47, 551510), (94, 275755), (131, 197870), (235, 110302), (262, 98935), (421, 61570), (470, 55151), (655, 39574), (842, 30785), (1310, 19787), (2105, 12314), (4210, 6157)]