8920880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5869}}^1$

素因数の和:5901

約数の個数: 40

約数和(自身を含む): 21836400

約数和(自身を除く): 12915520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5869, 11738, 23476, 29345, 46952, 58690, 93904, 111511, 117380, 223022, 234760, 446044, 469520, 557555, 892088, 1115110, 1784176, 2230220, 4460440, 8920880]

約数ペア:

[(1, 8920880), (2, 4460440), (4, 2230220), (5, 1784176), (8, 1115110), (10, 892088), (16, 557555), (19, 469520), (20, 446044), (38, 234760), (40, 223022), (76, 117380), (80, 111511), (95, 93904), (152, 58690), (190, 46952), (304, 29345), (380, 23476), (760, 11738), (1520, 5869)]