108642280

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5443}}^1$

素因数の和:5953

約数の個数: 32

約数和(自身を含む): 244980000

約数和(自身を除く): 136337720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 3992, 4990, 5443, 9980, 10886, 19960, 21772, 27215, 43544, 54430, 108860, 217720, 2716057, 5432114, 10864228, 13580285, 21728456, 27160570, 54321140, 108642280]

約数ペア:

[(1, 108642280), (2, 54321140), (4, 27160570), (5, 21728456), (8, 13580285), (10, 10864228), (20, 5432114), (40, 2716057), (499, 217720), (998, 108860), (1996, 54430), (2495, 43544), (3992, 27215), (4990, 21772), (5443, 19960), (9980, 10886)]