29916440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15913}}^1$

素因数の和:15971

約数の個数: 32

約数和(自身を含む): 68748480

約数和(自身を除く): 38832040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 15913, 31826, 63652, 79565, 127304, 159130, 318260, 636520, 747911, 1495822, 2991644, 3739555, 5983288, 7479110, 14958220, 29916440]

約数ペア:

[(1, 29916440), (2, 14958220), (4, 7479110), (5, 5983288), (8, 3739555), (10, 2991644), (20, 1495822), (40, 747911), (47, 636520), (94, 318260), (188, 159130), (235, 127304), (376, 79565), (470, 63652), (940, 31826), (1880, 15913)]