39989360

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1193}}^1$

素因数の和:1625

約数の個数: 40

約数和(自身を含む): 93275280

約数和(自身を除く): 53285920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1193, 1676, 2095, 2386, 3352, 4190, 4772, 5965, 6704, 8380, 9544, 11930, 16760, 19088, 23860, 33520, 47720, 95440, 499867, 999734, 1999468, 2499335, 3998936, 4998670, 7997872, 9997340, 19994680, 39989360]

約数ペア:

[(1, 39989360), (2, 19994680), (4, 9997340), (5, 7997872), (8, 4998670), (10, 3998936), (16, 2499335), (20, 1999468), (40, 999734), (80, 499867), (419, 95440), (838, 47720), (1193, 33520), (1676, 23860), (2095, 19088), (2386, 16760), (3352, 11930), (4190, 9544), (4772, 8380), (5965, 6704)]