19361720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69149}}^1$

素因数の和:69167

約数の個数: 32

約数和(自身を含む): 49788000

約数和(自身を除く): 30426280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69149, 138298, 276596, 345745, 484043, 553192, 691490, 968086, 1382980, 1936172, 2420215, 2765960, 3872344, 4840430, 9680860, 19361720]

約数ペア:

[(1, 19361720), (2, 9680860), (4, 4840430), (5, 3872344), (7, 2765960), (8, 2420215), (10, 1936172), (14, 1382980), (20, 968086), (28, 691490), (35, 553192), (40, 484043), (56, 345745), (70, 276596), (140, 138298), (280, 69149)]