19442200

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2371}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 46325160

約数和(自身を除く): 26882960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 2371, 4100, 4742, 8200, 9484, 11855, 18968, 23710, 47420, 59275, 94840, 97211, 118550, 194422, 237100, 388844, 474200, 486055, 777688, 972110, 1944220, 2430275, 3888440, 4860550, 9721100, 19442200]

約数ペア:

[(1, 19442200), (2, 9721100), (4, 4860550), (5, 3888440), (8, 2430275), (10, 1944220), (20, 972110), (25, 777688), (40, 486055), (41, 474200), (50, 388844), (82, 237100), (100, 194422), (164, 118550), (200, 97211), (205, 94840), (328, 59275), (410, 47420), (820, 23710), (1025, 18968), (1640, 11855), (2050, 9484), (2371, 8200), (4100, 4742)]