20347020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113039}}^1$

素因数の和:113054

約数の個数: 36

約数和(自身を含む): 61719840

約数和(自身を除く): 41372820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113039, 226078, 339117, 452156, 565195, 678234, 1017351, 1130390, 1356468, 1695585, 2034702, 2260780, 3391170, 4069404, 5086755, 6782340, 10173510, 20347020]

約数ペア:

[(1, 20347020), (2, 10173510), (3, 6782340), (4, 5086755), (5, 4069404), (6, 3391170), (9, 2260780), (10, 2034702), (12, 1695585), (15, 1356468), (18, 1130390), (20, 1017351), (30, 678234), (36, 565195), (45, 452156), (60, 339117), (90, 226078), (180, 113039)]