28248420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10949}}^1$

素因数の和:11004

約数の個数: 48

約数和(自身を含む): 80942400

約数和(自身を除く): 52693980

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, 10949, 21898, 32847, 43796, 54745, 65694, 109490, 131388, 164235, 218980, 328470, 470807, 656940, 941614, 1412421, 1883228, 2354035, 2824842, 4708070, 5649684, 7062105, 9416140, 14124210, 28248420]

約数ペア:

[(1, 28248420), (2, 14124210), (3, 9416140), (4, 7062105), (5, 5649684), (6, 4708070), (10, 2824842), (12, 2354035), (15, 1883228), (20, 1412421), (30, 941614), (43, 656940), (60, 470807), (86, 328470), (129, 218980), (172, 164235), (215, 131388), (258, 109490), (430, 65694), (516, 54745), (645, 43796), (860, 32847), (1290, 21898), (2580, 10949)]