18667920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77783}}^1$

素因数の和:77799

約数の個数: 40

約数和(自身を含む): 57871296

約数和(自身を除く): 39203376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77783, 155566, 233349, 311132, 388915, 466698, 622264, 777830, 933396, 1166745, 1244528, 1555660, 1866792, 2333490, 3111320, 3733584, 4666980, 6222640, 9333960, 18667920]

約数ペア:

[(1, 18667920), (2, 9333960), (3, 6222640), (4, 4666980), (5, 3733584), (6, 3111320), (8, 2333490), (10, 1866792), (12, 1555660), (15, 1244528), (16, 1166745), (20, 933396), (24, 777830), (30, 622264), (40, 466698), (48, 388915), (60, 311132), (80, 233349), (120, 155566), (240, 77783)]