20280545530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{672209}}^1$

素因数の和:672654

約数の個数: 32

約数和(自身を含む): 41816839680

約数和(自身を除く): 21536294150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 862, 2155, 3017, 4310, 6034, 15085, 30170, 672209, 1344418, 3361045, 4705463, 6722090, 9410926, 23527315, 47054630, 289722079, 579444158, 1448610395, 2028054553, 2897220790, 4056109106, 10140272765, 20280545530]

約数ペア:

[(1, 20280545530), (2, 10140272765), (5, 4056109106), (7, 2897220790), (10, 2028054553), (14, 1448610395), (35, 579444158), (70, 289722079), (431, 47054630), (862, 23527315), (2155, 9410926), (3017, 6722090), (4310, 4705463), (6034, 3361045), (15085, 1344418), (30170, 672209)]