53770280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22037}}^1$

素因数の和:22109

約数の個数: 32

約数和(自身を含む): 122972040

約数和(自身を除く): 69201760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22037, 44074, 88148, 110185, 176296, 220370, 440740, 881480, 1344257, 2688514, 5377028, 6721285, 10754056, 13442570, 26885140, 53770280]

約数ペア:

[(1, 53770280), (2, 26885140), (4, 13442570), (5, 10754056), (8, 6721285), (10, 5377028), (20, 2688514), (40, 1344257), (61, 881480), (122, 440740), (244, 220370), (305, 176296), (488, 110185), (610, 88148), (1220, 44074), (2440, 22037)]