157020010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{320449}}^1$

素因数の和:320470

約数の個数: 24

約数和(自身を含む): 328781700

約数和(自身を除く): 171761690

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 320449, 640898, 1602245, 2243143, 3204490, 4486286, 11215715, 15702001, 22431430, 31404002, 78510005, 157020010]

約数ペア:

[(1, 157020010), (2, 78510005), (5, 31404002), (7, 22431430), (10, 15702001), (14, 11215715), (35, 4486286), (49, 3204490), (70, 2243143), (98, 1602245), (245, 640898), (490, 320449)]