2004500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 4630080

約数和(自身を除く): 2625580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 211, 250, 380, 422, 475, 500, 844, 950, 1055, 1900, 2110, 2375, 4009, 4220, 4750, 5275, 8018, 9500, 10550, 16036, 20045, 21100, 26375, 40090, 52750, 80180, 100225, 105500, 200450, 400900, 501125, 1002250, 2004500]

約数ペア:

[(1, 2004500), (2, 1002250), (4, 501125), (5, 400900), (10, 200450), (19, 105500), (20, 100225), (25, 80180), (38, 52750), (50, 40090), (76, 26375), (95, 21100), (100, 20045), (125, 16036), (190, 10550), (211, 9500), (250, 8018), (380, 5275), (422, 4750), (475, 4220), (500, 4009), (844, 2375), (950, 2110), (1055, 1900)]