20444670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{75721}}^1$

素因数の和:75737

約数の個数: 32

約数和(自身を含む): 54519840

約数和(自身を除く): 34075170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 75721, 151442, 227163, 378605, 454326, 681489, 757210, 1135815, 1362978, 2044467, 2271630, 3407445, 4088934, 6814890, 10222335, 20444670]

約数ペア:

[(1, 20444670), (2, 10222335), (3, 6814890), (5, 4088934), (6, 3407445), (9, 2271630), (10, 2044467), (15, 1362978), (18, 1135815), (27, 757210), (30, 681489), (45, 454326), (54, 378605), (90, 227163), (135, 151442), (270, 75721)]