55854440

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1637}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 125896680

約数和(自身を除く): 70042240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1637, 1706, 3274, 3412, 4265, 6548, 6824, 8185, 8530, 13096, 16370, 17060, 32740, 34120, 65480, 1396361, 2792722, 5585444, 6981805, 11170888, 13963610, 27927220, 55854440]

約数ペア:

[(1, 55854440), (2, 27927220), (4, 13963610), (5, 11170888), (8, 6981805), (10, 5585444), (20, 2792722), (40, 1396361), (853, 65480), (1637, 34120), (1706, 32740), (3274, 17060), (3412, 16370), (4265, 13096), (6548, 8530), (6824, 8185)]