27919880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14851}}^1$

素因数の和:14909

約数の個数: 32

約数和(自身を含む): 64160640

約数和(自身を除く): 36240760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 14851, 29702, 59404, 74255, 118808, 148510, 297020, 594040, 697997, 1395994, 2791988, 3489985, 5583976, 6979970, 13959940, 27919880]

約数ペア:

[(1, 27919880), (2, 13959940), (4, 6979970), (5, 5583976), (8, 3489985), (10, 2791988), (20, 1395994), (40, 697997), (47, 594040), (94, 297020), (188, 148510), (235, 118808), (376, 74255), (470, 59404), (940, 29702), (1880, 14851)]