27729730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4451}}^1$

素因数の和:4554

約数の個数: 32

約数和(自身を含む): 57697920

約数和(自身を除く): 29968190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 4451, 6230, 8902, 22255, 31157, 44510, 62314, 155785, 311570, 396139, 792278, 1980695, 2772973, 3961390, 5545946, 13864865, 27729730]

約数ペア:

[(1, 27729730), (2, 13864865), (5, 5545946), (7, 3961390), (10, 2772973), (14, 1980695), (35, 792278), (70, 396139), (89, 311570), (178, 155785), (445, 62314), (623, 44510), (890, 31157), (1246, 22255), (3115, 8902), (4451, 6230)]