9702490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19801}}^1$

素因数の和:19822

約数の個数: 24

約数和(自身を含む): 20316852

約数和(自身を除く): 10614362

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 19801, 39602, 99005, 138607, 198010, 277214, 693035, 970249, 1386070, 1940498, 4851245, 9702490]

約数ペア:

[(1, 9702490), (2, 4851245), (5, 1940498), (7, 1386070), (10, 970249), (14, 693035), (35, 277214), (49, 198010), (70, 138607), (98, 99005), (245, 39602), (490, 19801)]