2803570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 6358464

約数和(自身を除く): 3554894

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 331, 385, 605, 662, 770, 847, 1210, 1655, 1694, 2317, 3310, 3641, 4235, 4634, 7282, 8470, 11585, 18205, 23170, 25487, 36410, 40051, 50974, 80102, 127435, 200255, 254870, 280357, 400510, 560714, 1401785, 2803570]

約数ペア:

[(1, 2803570), (2, 1401785), (5, 560714), (7, 400510), (10, 280357), (11, 254870), (14, 200255), (22, 127435), (35, 80102), (55, 50974), (70, 40051), (77, 36410), (110, 25487), (121, 23170), (154, 18205), (242, 11585), (331, 8470), (385, 7282), (605, 4634), (662, 4235), (770, 3641), (847, 3310), (1210, 2317), (1655, 1694)]