20235510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1489}}^1$

素因数の和:1653

約数の個数: 48

約数和(自身を含む): 52996320

約数和(自身を除く): 32760810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 151, 302, 453, 755, 906, 1359, 1489, 1510, 2265, 2718, 2978, 4467, 4530, 6795, 7445, 8934, 13401, 13590, 14890, 22335, 26802, 44670, 67005, 134010, 224839, 449678, 674517, 1124195, 1349034, 2023551, 2248390, 3372585, 4047102, 6745170, 10117755, 20235510]

約数ペア:

[(1, 20235510), (2, 10117755), (3, 6745170), (5, 4047102), (6, 3372585), (9, 2248390), (10, 2023551), (15, 1349034), (18, 1124195), (30, 674517), (45, 449678), (90, 224839), (151, 134010), (302, 67005), (453, 44670), (755, 26802), (906, 22335), (1359, 14890), (1489, 13590), (1510, 13401), (2265, 8934), (2718, 7445), (2978, 6795), (4467, 4530)]