12685120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{809}}^1$

素因数の和:840

約数の個数: 84

約数和(自身を含む): 35181540

約数和(自身を除く): 22496420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 809, 980, 1120, 1568, 1618, 1960, 2240, 3136, 3236, 3920, 4045, 5663, 6472, 7840, 8090, 11326, 12944, 15680, 16180, 22652, 25888, 28315, 32360, 39641, 45304, 51776, 56630, 64720, 79282, 90608, 113260, 129440, 158564, 181216, 198205, 226520, 258880, 317128, 362432, 396410, 453040, 634256, 792820, 906080, 1268512, 1585640, 1812160, 2537024, 3171280, 6342560, 12685120]

約数ペア:

[(1, 12685120), (2, 6342560), (4, 3171280), (5, 2537024), (7, 1812160), (8, 1585640), (10, 1268512), (14, 906080), (16, 792820), (20, 634256), (28, 453040), (32, 396410), (35, 362432), (40, 317128), (49, 258880), (56, 226520), (64, 198205), (70, 181216), (80, 158564), (98, 129440), (112, 113260), (140, 90608), (160, 79282), (196, 64720), (224, 56630), (245, 51776), (280, 45304), (320, 39641), (392, 32360), (448, 28315), (490, 25888), (560, 22652), (784, 16180), (809, 15680), (980, 12944), (1120, 11326), (1568, 8090), (1618, 7840), (1960, 6472), (2240, 5663), (3136, 4045), (3236, 3920)]