226420720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{148961}}^1$

素因数の和:148993

約数の個数: 40

約数和(自身を含む): 554138640

約数和(自身を除く): 327717920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 148961, 297922, 595844, 744805, 1191688, 1489610, 2383376, 2830259, 2979220, 5660518, 5958440, 11321036, 11916880, 14151295, 22642072, 28302590, 45284144, 56605180, 113210360, 226420720]

約数ペア:

[(1, 226420720), (2, 113210360), (4, 56605180), (5, 45284144), (8, 28302590), (10, 22642072), (16, 14151295), (19, 11916880), (20, 11321036), (38, 5958440), (40, 5660518), (76, 2979220), (80, 2830259), (95, 2383376), (152, 1489610), (190, 1191688), (304, 744805), (380, 595844), (760, 297922), (1520, 148961)]