1951400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 4955040

約数和(自身を除く): 3003640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 887, 1100, 1774, 2200, 3548, 4435, 7096, 8870, 9757, 17740, 19514, 22175, 35480, 39028, 44350, 48785, 78056, 88700, 97570, 177400, 195140, 243925, 390280, 487850, 975700, 1951400]

約数ペア:

[(1, 1951400), (2, 975700), (4, 487850), (5, 390280), (8, 243925), (10, 195140), (11, 177400), (20, 97570), (22, 88700), (25, 78056), (40, 48785), (44, 44350), (50, 39028), (55, 35480), (88, 22175), (100, 19514), (110, 17740), (200, 9757), (220, 8870), (275, 7096), (440, 4435), (550, 3548), (887, 2200), (1100, 1774)]