55290280

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5507}}^1$

素因数の和:5769

約数の個数: 32

約数和(自身を含む): 124921440

約数和(自身を除く): 69631160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 5507, 10040, 11014, 22028, 27535, 44056, 55070, 110140, 220280, 1382257, 2764514, 5529028, 6911285, 11058056, 13822570, 27645140, 55290280]

約数ペア:

[(1, 55290280), (2, 27645140), (4, 13822570), (5, 11058056), (8, 6911285), (10, 5529028), (20, 2764514), (40, 1382257), (251, 220280), (502, 110140), (1004, 55070), (1255, 44056), (2008, 27535), (2510, 22028), (5020, 11014), (5507, 10040)]