2438940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5807}}^1$

素因数の和:5826

約数の個数: 48

約数和(自身を含む): 7805952

約数和(自身を除く): 5367012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5807, 11614, 17421, 23228, 29035, 34842, 40649, 58070, 69684, 81298, 87105, 116140, 121947, 162596, 174210, 203245, 243894, 348420, 406490, 487788, 609735, 812980, 1219470, 2438940]

約数ペア:

[(1, 2438940), (2, 1219470), (3, 812980), (4, 609735), (5, 487788), (6, 406490), (7, 348420), (10, 243894), (12, 203245), (14, 174210), (15, 162596), (20, 121947), (21, 116140), (28, 87105), (30, 81298), (35, 69684), (42, 58070), (60, 40649), (70, 34842), (84, 29035), (105, 23228), (140, 17421), (210, 11614), (420, 5807)]