3171280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{809}}^1$

素因数の和:836

約数の個数: 60

約数和(自身を含む): 8587620

約数和(自身を除く): 5416340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 809, 980, 1618, 1960, 3236, 3920, 4045, 5663, 6472, 8090, 11326, 12944, 16180, 22652, 28315, 32360, 39641, 45304, 56630, 64720, 79282, 90608, 113260, 158564, 198205, 226520, 317128, 396410, 453040, 634256, 792820, 1585640, 3171280]

約数ペア:

[(1, 3171280), (2, 1585640), (4, 792820), (5, 634256), (7, 453040), (8, 396410), (10, 317128), (14, 226520), (16, 198205), (20, 158564), (28, 113260), (35, 90608), (40, 79282), (49, 64720), (56, 56630), (70, 45304), (80, 39641), (98, 32360), (112, 28315), (140, 22652), (196, 16180), (245, 12944), (280, 11326), (392, 8090), (490, 6472), (560, 5663), (784, 4045), (809, 3920), (980, 3236), (1618, 1960)]