48797980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31687}}^1$

素因数の和:31714

約数の個数: 48

約数和(自身を含む): 127766016

約数和(自身を除く): 78968036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 31687, 63374, 126748, 158435, 221809, 316870, 348557, 443618, 633740, 697114, 887236, 1109045, 1394228, 1742785, 2218090, 2439899, 3485570, 4436180, 4879798, 6971140, 9759596, 12199495, 24398990, 48797980]

約数ペア:

[(1, 48797980), (2, 24398990), (4, 12199495), (5, 9759596), (7, 6971140), (10, 4879798), (11, 4436180), (14, 3485570), (20, 2439899), (22, 2218090), (28, 1742785), (35, 1394228), (44, 1109045), (55, 887236), (70, 697114), (77, 633740), (110, 443618), (140, 348557), (154, 316870), (220, 221809), (308, 158435), (385, 126748), (770, 63374), (1540, 31687)]