13145840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2251}}^1$

素因数の和:2337

約数の個数: 40

約数和(自身を含む): 30996528

約数和(自身を除く): 17850688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2251, 2920, 4502, 5840, 9004, 11255, 18008, 22510, 36016, 45020, 90040, 164323, 180080, 328646, 657292, 821615, 1314584, 1643230, 2629168, 3286460, 6572920, 13145840]

約数ペア:

[(1, 13145840), (2, 6572920), (4, 3286460), (5, 2629168), (8, 1643230), (10, 1314584), (16, 821615), (20, 657292), (40, 328646), (73, 180080), (80, 164323), (146, 90040), (292, 45020), (365, 36016), (584, 22510), (730, 18008), (1168, 11255), (1460, 9004), (2251, 5840), (2920, 4502)]