69720880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45869}}^1$

素因数の和:45901

約数の個数: 40

約数和(自身を含む): 170636400

約数和(自身を除く): 100915520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45869, 91738, 183476, 229345, 366952, 458690, 733904, 871511, 917380, 1743022, 1834760, 3486044, 3669520, 4357555, 6972088, 8715110, 13944176, 17430220, 34860440, 69720880]

約数ペア:

[(1, 69720880), (2, 34860440), (4, 17430220), (5, 13944176), (8, 8715110), (10, 6972088), (16, 4357555), (19, 3669520), (20, 3486044), (38, 1834760), (40, 1743022), (76, 917380), (80, 871511), (95, 733904), (152, 458690), (190, 366952), (304, 229345), (380, 183476), (760, 91738), (1520, 45869)]