201735980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127681}}^1$

素因数の和:127769

約数の個数: 24

約数和(自身を含む): 429011520

約数和(自身を除く): 227275540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 127681, 255362, 510724, 638405, 1276810, 2553620, 10086799, 20173598, 40347196, 50433995, 100867990, 201735980]

約数ペア:

[(1, 201735980), (2, 100867990), (4, 50433995), (5, 40347196), (10, 20173598), (20, 10086799), (79, 2553620), (158, 1276810), (316, 638405), (395, 510724), (790, 255362), (1580, 127681)]