20743590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98779}}^1$

素因数の和:98796

約数の個数: 32

約数和(自身を含む): 56897280

約数和(自身を除く): 36153690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98779, 197558, 296337, 493895, 592674, 691453, 987790, 1382906, 1481685, 2074359, 2963370, 3457265, 4148718, 6914530, 10371795, 20743590]

約数ペア:

[(1, 20743590), (2, 10371795), (3, 6914530), (5, 4148718), (6, 3457265), (7, 2963370), (10, 2074359), (14, 1481685), (15, 1382906), (21, 987790), (30, 691453), (35, 592674), (42, 493895), (70, 296337), (105, 197558), (210, 98779)]