49483880

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2221}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 111588840

約数和(自身を除く): 62104960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2221, 2228, 2785, 4442, 4456, 5570, 8884, 11105, 11140, 17768, 22210, 22280, 44420, 88840, 1237097, 2474194, 4948388, 6185485, 9896776, 12370970, 24741940, 49483880]

約数ペア:

[(1, 49483880), (2, 24741940), (4, 12370970), (5, 9896776), (8, 6185485), (10, 4948388), (20, 2474194), (40, 1237097), (557, 88840), (1114, 44420), (2221, 22280), (2228, 22210), (2785, 17768), (4442, 11140), (4456, 11105), (5570, 8884)]