21760900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{4441}}^1$

素因数の和:4469

約数の個数: 54

約数和(自身を含む): 54943098

約数和(自身を除く): 33182198

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4441, 4900, 8882, 17764, 22205, 31087, 44410, 62174, 88820, 111025, 124348, 155435, 217609, 222050, 310870, 435218, 444100, 621740, 777175, 870436, 1088045, 1554350, 2176090, 3108700, 4352180, 5440225, 10880450, 21760900]

約数ペア:

[(1, 21760900), (2, 10880450), (4, 5440225), (5, 4352180), (7, 3108700), (10, 2176090), (14, 1554350), (20, 1088045), (25, 870436), (28, 777175), (35, 621740), (49, 444100), (50, 435218), (70, 310870), (98, 222050), (100, 217609), (140, 155435), (175, 124348), (196, 111025), (245, 88820), (350, 62174), (490, 44410), (700, 31087), (980, 22205), (1225, 17764), (2450, 8882), (4441, 4900)]