201685820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2887}}^1$

素因数の和:3402

約数の個数: 48

約数和(自身を含む): 485184000

約数和(自身を除く): 283498180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 998, 1996, 2495, 2887, 3493, 4990, 5774, 6986, 9980, 11548, 13972, 14435, 17465, 20209, 28870, 34930, 40418, 57740, 69860, 80836, 101045, 202090, 404180, 1440613, 2881226, 5762452, 7203065, 10084291, 14406130, 20168582, 28812260, 40337164, 50421455, 100842910, 201685820]

約数ペア:

[(1, 201685820), (2, 100842910), (4, 50421455), (5, 40337164), (7, 28812260), (10, 20168582), (14, 14406130), (20, 10084291), (28, 7203065), (35, 5762452), (70, 2881226), (140, 1440613), (499, 404180), (998, 202090), (1996, 101045), (2495, 80836), (2887, 69860), (3493, 57740), (4990, 40418), (5774, 34930), (6986, 28870), (9980, 20209), (11548, 17465), (13972, 14435)]