3964100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{809}}^1$

素因数の和:837

約数の個数: 54

約数和(自身を含む): 10018890

約数和(自身を除く): 6054790

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, 809, 980, 1225, 1618, 2450, 3236, 4045, 4900, 5663, 8090, 11326, 16180, 20225, 22652, 28315, 39641, 40450, 56630, 79282, 80900, 113260, 141575, 158564, 198205, 283150, 396410, 566300, 792820, 991025, 1982050, 3964100]

約数ペア:

[(1, 3964100), (2, 1982050), (4, 991025), (5, 792820), (7, 566300), (10, 396410), (14, 283150), (20, 198205), (25, 158564), (28, 141575), (35, 113260), (49, 80900), (50, 79282), (70, 56630), (98, 40450), (100, 39641), (140, 28315), (175, 22652), (196, 20225), (245, 16180), (350, 11326), (490, 8090), (700, 5663), (809, 4900), (980, 4045), (1225, 3236), (1618, 2450)]