38897800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4523}}^1$

素因数の和:4582

約数の個数: 48

約数和(自身を含む): 92561040

約数和(自身を除く): 53663240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 4523, 8600, 9046, 18092, 22615, 36184, 45230, 90460, 113075, 180920, 194489, 226150, 388978, 452300, 777956, 904600, 972445, 1555912, 1944890, 3889780, 4862225, 7779560, 9724450, 19448900, 38897800]

約数ペア:

[(1, 38897800), (2, 19448900), (4, 9724450), (5, 7779560), (8, 4862225), (10, 3889780), (20, 1944890), (25, 1555912), (40, 972445), (43, 904600), (50, 777956), (86, 452300), (100, 388978), (172, 226150), (200, 194489), (215, 180920), (344, 113075), (430, 90460), (860, 45230), (1075, 36184), (1720, 22615), (2150, 18092), (4300, 9046), (4523, 8600)]