61697020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40063}}^1$

素因数の和:40090

約数の個数: 48

約数和(自身を含む): 161538048

約数和(自身を除く): 99841028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 40063, 80126, 160252, 200315, 280441, 400630, 440693, 560882, 801260, 881386, 1121764, 1402205, 1762772, 2203465, 2804410, 3084851, 4406930, 5608820, 6169702, 8813860, 12339404, 15424255, 30848510, 61697020]

約数ペア:

[(1, 61697020), (2, 30848510), (4, 15424255), (5, 12339404), (7, 8813860), (10, 6169702), (11, 5608820), (14, 4406930), (20, 3084851), (22, 2804410), (28, 2203465), (35, 1762772), (44, 1402205), (55, 1121764), (70, 881386), (77, 801260), (110, 560882), (140, 440693), (154, 400630), (220, 280441), (308, 200315), (385, 160252), (770, 80126), (1540, 40063)]