51088040

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2293}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 115204680

約数和(自身を除く): 64116640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2293, 2785, 4456, 4586, 5570, 9172, 11140, 11465, 18344, 22280, 22930, 45860, 91720, 1277201, 2554402, 5108804, 6386005, 10217608, 12772010, 25544020, 51088040]

約数ペア:

[(1, 51088040), (2, 25544020), (4, 12772010), (5, 10217608), (8, 6386005), (10, 5108804), (20, 2554402), (40, 1277201), (557, 91720), (1114, 45860), (2228, 22930), (2293, 22280), (2785, 18344), (4456, 11465), (4586, 11140), (5570, 9172)]