201979480

素因数分解:

$2^3\times 5^1\times {\mathrm{5049487}}^1$

素因数の和:5049498

約数の個数: 16

約数和(自身を含む): 454453920

約数和(自身を除く): 252474440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049487, 10098974, 20197948, 25247435, 40395896, 50494870, 100989740, 201979480]

約数ペア:

[(1, 201979480), (2, 100989740), (4, 50494870), (5, 40395896), (8, 25247435), (10, 20197948), (20, 10098974), (40, 5049487)]