1380610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 3140928

約数和(自身を除く): 1760318

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 163, 242, 326, 385, 605, 770, 815, 847, 1141, 1210, 1630, 1694, 1793, 2282, 3586, 4235, 5705, 8470, 8965, 11410, 12551, 17930, 19723, 25102, 39446, 62755, 98615, 125510, 138061, 197230, 276122, 690305, 1380610]

約数ペア:

[(1, 1380610), (2, 690305), (5, 276122), (7, 197230), (10, 138061), (11, 125510), (14, 98615), (22, 62755), (35, 39446), (55, 25102), (70, 19723), (77, 17930), (110, 12551), (121, 11410), (154, 8965), (163, 8470), (242, 5705), (326, 4235), (385, 3586), (605, 2282), (770, 1793), (815, 1694), (847, 1630), (1141, 1210)]