20680590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98479}}^1$

素因数の和:98496

約数の個数: 32

約数和(自身を含む): 56724480

約数和(自身を除く): 36043890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98479, 196958, 295437, 492395, 590874, 689353, 984790, 1378706, 1477185, 2068059, 2954370, 3446765, 4136118, 6893530, 10340295, 20680590]

約数ペア:

[(1, 20680590), (2, 10340295), (3, 6893530), (5, 4136118), (6, 3446765), (7, 2954370), (10, 2068059), (14, 1477185), (15, 1378706), (21, 984790), (30, 689353), (35, 590874), (42, 492395), (70, 295437), (105, 196958), (210, 98479)]