20751010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{42349}}^1$

素因数の和:42370

約数の個数: 24

約数和(自身を含む): 43451100

約数和(自身を除く): 22700090

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 42349, 84698, 211745, 296443, 423490, 592886, 1482215, 2075101, 2964430, 4150202, 10375505, 20751010]

約数ペア:

[(1, 20751010), (2, 10375505), (5, 4150202), (7, 2964430), (10, 2075101), (14, 1482215), (35, 592886), (49, 423490), (70, 296443), (98, 211745), (245, 84698), (490, 42349)]