127038160

素因数分解:

$2^4\times 5^1\times {\mathrm{1587977}}^1$

素因数の和:1587990

約数の個数: 20

約数和(自身を含む): 295363908

約数和(自身を除く): 168325748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1587977, 3175954, 6351908, 7939885, 12703816, 15879770, 25407632, 31759540, 63519080, 127038160]

約数ペア:

[(1, 127038160), (2, 63519080), (4, 31759540), (5, 25407632), (8, 15879770), (10, 12703816), (16, 7939885), (20, 6351908), (40, 3175954), (80, 1587977)]