4469000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 10810800

約数和(自身を除く): 6341800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 109, 125, 164, 200, 205, 218, 250, 328, 410, 436, 500, 545, 820, 872, 1000, 1025, 1090, 1640, 2050, 2180, 2725, 4100, 4360, 4469, 5125, 5450, 8200, 8938, 10250, 10900, 13625, 17876, 20500, 21800, 22345, 27250, 35752, 41000, 44690, 54500, 89380, 109000, 111725, 178760, 223450, 446900, 558625, 893800, 1117250, 2234500, 4469000]

約数ペア:

[(1, 4469000), (2, 2234500), (4, 1117250), (5, 893800), (8, 558625), (10, 446900), (20, 223450), (25, 178760), (40, 111725), (41, 109000), (50, 89380), (82, 54500), (100, 44690), (109, 41000), (125, 35752), (164, 27250), (200, 22345), (205, 21800), (218, 20500), (250, 17876), (328, 13625), (410, 10900), (436, 10250), (500, 8938), (545, 8200), (820, 5450), (872, 5125), (1000, 4469), (1025, 4360), (1090, 4100), (1640, 2725), (2050, 2180)]