20592200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5454

約数の個数: 48

約数和(自身を含む): 50406000

約数和(自身を除く): 29813800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5419, 10838, 21676, 27095, 43352, 54190, 102961, 108380, 135475, 205922, 216760, 270950, 411844, 514805, 541900, 823688, 1029610, 1083800, 2059220, 2574025, 4118440, 5148050, 10296100, 20592200]

約数ペア:

[(1, 20592200), (2, 10296100), (4, 5148050), (5, 4118440), (8, 2574025), (10, 2059220), (19, 1083800), (20, 1029610), (25, 823688), (38, 541900), (40, 514805), (50, 411844), (76, 270950), (95, 216760), (100, 205922), (152, 135475), (190, 108380), (200, 102961), (380, 54190), (475, 43352), (760, 27095), (950, 21676), (1900, 10838), (3800, 5419)]