51468420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19949}}^1$

素因数の和:20004

約数の個数: 48

約数和(自身を含む): 147470400

約数和(自身を除く): 96001980

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, 19949, 39898, 59847, 79796, 99745, 119694, 199490, 239388, 299235, 398980, 598470, 857807, 1196940, 1715614, 2573421, 3431228, 4289035, 5146842, 8578070, 10293684, 12867105, 17156140, 25734210, 51468420]

約数ペア:

[(1, 51468420), (2, 25734210), (3, 17156140), (4, 12867105), (5, 10293684), (6, 8578070), (10, 5146842), (12, 4289035), (15, 3431228), (20, 2573421), (30, 1715614), (43, 1196940), (60, 857807), (86, 598470), (129, 398980), (172, 299235), (215, 239388), (258, 199490), (430, 119694), (516, 99745), (645, 79796), (860, 59847), (1290, 39898), (2580, 19949)]