22198960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{809}}^1$

素因数の和:843

約数の個数: 80

約数和(自身を含む): 60264000

約数和(自身を除く): 38065040

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, 343, 392, 490, 560, 686, 784, 809, 980, 1372, 1618, 1715, 1960, 2744, 3236, 3430, 3920, 4045, 5488, 5663, 6472, 6860, 8090, 11326, 12944, 13720, 16180, 22652, 27440, 28315, 32360, 39641, 45304, 56630, 64720, 79282, 90608, 113260, 158564, 198205, 226520, 277487, 317128, 396410, 453040, 554974, 634256, 792820, 1109948, 1387435, 1585640, 2219896, 2774870, 3171280, 4439792, 5549740, 11099480, 22198960]

約数ペア:

[(1, 22198960), (2, 11099480), (4, 5549740), (5, 4439792), (7, 3171280), (8, 2774870), (10, 2219896), (14, 1585640), (16, 1387435), (20, 1109948), (28, 792820), (35, 634256), (40, 554974), (49, 453040), (56, 396410), (70, 317128), (80, 277487), (98, 226520), (112, 198205), (140, 158564), (196, 113260), (245, 90608), (280, 79282), (343, 64720), (392, 56630), (490, 45304), (560, 39641), (686, 32360), (784, 28315), (809, 27440), (980, 22652), (1372, 16180), (1618, 13720), (1715, 12944), (1960, 11326), (2744, 8090), (3236, 6860), (3430, 6472), (3920, 5663), (4045, 5488)]