19476420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7549}}^1$

素因数の和:7604

約数の個数: 48

約数和(自身を含む): 55809600

約数和(自身を除く): 36333180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7549, 15098, 22647, 30196, 37745, 45294, 75490, 90588, 113235, 150980, 226470, 324607, 452940, 649214, 973821, 1298428, 1623035, 1947642, 3246070, 3895284, 4869105, 6492140, 9738210, 19476420]

約数ペア:

[(1, 19476420), (2, 9738210), (3, 6492140), (4, 4869105), (5, 3895284), (6, 3246070), (10, 1947642), (12, 1623035), (15, 1298428), (20, 973821), (30, 649214), (43, 452940), (60, 324607), (86, 226470), (129, 150980), (172, 113235), (215, 90588), (258, 75490), (430, 45294), (516, 37745), (645, 30196), (860, 22647), (1290, 15098), (2580, 7549)]