20958770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{42773}}^1$

素因数の和:42794

約数の個数: 24

約数和(自身を含む): 43886124

約数和(自身を除く): 22927354

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 42773, 85546, 213865, 299411, 427730, 598822, 1497055, 2095877, 2994110, 4191754, 10479385, 20958770]

約数ペア:

[(1, 20958770), (2, 10479385), (5, 4191754), (7, 2994110), (10, 2095877), (14, 1497055), (35, 598822), (49, 427730), (70, 299411), (98, 213865), (245, 85546), (490, 42773)]