20831630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{433}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 39934944

約数和(自身を除く): 19103314

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 283, 433, 566, 866, 1415, 2165, 2830, 4330, 4811, 7361, 9622, 14722, 24055, 36805, 48110, 73610, 122539, 245078, 612695, 1225390, 2083163, 4166326, 10415815, 20831630]

約数ペア:

[(1, 20831630), (2, 10415815), (5, 4166326), (10, 2083163), (17, 1225390), (34, 612695), (85, 245078), (170, 122539), (283, 73610), (433, 48110), (566, 36805), (866, 24055), (1415, 14722), (2165, 9622), (2830, 7361), (4330, 4811)]