5118160

素因数分解:

$2^4\times 5^1\times {\mathrm{63977}}^1$

素因数の和:63990

約数の個数: 20

約数和(自身を含む): 11899908

約数和(自身を除く): 6781748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 63977, 127954, 255908, 319885, 511816, 639770, 1023632, 1279540, 2559080, 5118160]

約数ペア:

[(1, 5118160), (2, 2559080), (4, 1279540), (5, 1023632), (8, 639770), (10, 511816), (16, 319885), (20, 255908), (40, 127954), (80, 63977)]