7212860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2753}}^1$

素因数の和:2893

約数の個数: 24

約数和(自身を含む): 15268176

約数和(自身を除く): 8055316

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2753, 5506, 11012, 13765, 27530, 55060, 360643, 721286, 1442572, 1803215, 3606430, 7212860]

約数ペア:

[(1, 7212860), (2, 3606430), (4, 1803215), (5, 1442572), (10, 721286), (20, 360643), (131, 55060), (262, 27530), (524, 13765), (655, 11012), (1310, 5506), (2620, 2753)]