143968520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{76579}}^1$

素因数の和:76637

約数の個数: 32

約数和(自身を含む): 330825600

約数和(自身を除く): 186857080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 76579, 153158, 306316, 382895, 612632, 765790, 1531580, 3063160, 3599213, 7198426, 14396852, 17996065, 28793704, 35992130, 71984260, 143968520]

約数ペア:

[(1, 143968520), (2, 71984260), (4, 35992130), (5, 28793704), (8, 17996065), (10, 14396852), (20, 7198426), (40, 3599213), (47, 3063160), (94, 1531580), (188, 765790), (235, 612632), (376, 382895), (470, 306316), (940, 153158), (1880, 76579)]