128213660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{377099}}^1$

素因数の和:377125

約数の個数: 24

約数和(自身を含む): 285087600

約数和(自身を除く): 156873940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 377099, 754198, 1508396, 1885495, 3770990, 6410683, 7541980, 12821366, 25642732, 32053415, 64106830, 128213660]

約数ペア:

[(1, 128213660), (2, 64106830), (4, 32053415), (5, 25642732), (10, 12821366), (17, 7541980), (20, 6410683), (34, 3770990), (68, 1885495), (85, 1508396), (170, 754198), (340, 377099)]