55790240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31699}}^1$

素因数の和:31725

約数の個数: 48

約数和(自身を含む): 143791200

約数和(自身を除く): 88000960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 31699, 63398, 126796, 158495, 253592, 316990, 348689, 507184, 633980, 697378, 1014368, 1267960, 1394756, 1743445, 2535920, 2789512, 3486890, 5071840, 5579024, 6973780, 11158048, 13947560, 27895120, 55790240]

約数ペア:

[(1, 55790240), (2, 27895120), (4, 13947560), (5, 11158048), (8, 6973780), (10, 5579024), (11, 5071840), (16, 3486890), (20, 2789512), (22, 2535920), (32, 1743445), (40, 1394756), (44, 1267960), (55, 1014368), (80, 697378), (88, 633980), (110, 507184), (160, 348689), (176, 316990), (220, 253592), (352, 158495), (440, 126796), (880, 63398), (1760, 31699)]