20738270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{42323}}^1$

素因数の和:42344

約数の個数: 24

約数和(自身を含む): 43424424

約数和(自身を除く): 22686154

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 42323, 84646, 211615, 296261, 423230, 592522, 1481305, 2073827, 2962610, 4147654, 10369135, 20738270]

約数ペア:

[(1, 20738270), (2, 10369135), (5, 4147654), (7, 2962610), (10, 2073827), (14, 1481305), (35, 592522), (49, 423230), (70, 296261), (98, 211615), (245, 84646), (490, 42323)]