49018280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28499}}^1$

素因数の和:28553

約数の個数: 32

約数和(自身を含む): 112860000

約数和(自身を除く): 63841720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28499, 56998, 113996, 142495, 227992, 284990, 569980, 1139960, 1225457, 2450914, 4901828, 6127285, 9803656, 12254570, 24509140, 49018280]

約数ペア:

[(1, 49018280), (2, 24509140), (4, 12254570), (5, 9803656), (8, 6127285), (10, 4901828), (20, 2450914), (40, 1225457), (43, 1139960), (86, 569980), (172, 284990), (215, 227992), (344, 142495), (430, 113996), (860, 56998), (1720, 28499)]