8813220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11299}}^1$

素因数の和:11324

約数の個数: 48

約数和(自身を含む): 26577600

約数和(自身を除く): 17764380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11299, 22598, 33897, 45196, 56495, 67794, 112990, 135588, 146887, 169485, 225980, 293774, 338970, 440661, 587548, 677940, 734435, 881322, 1468870, 1762644, 2203305, 2937740, 4406610, 8813220]

約数ペア:

[(1, 8813220), (2, 4406610), (3, 2937740), (4, 2203305), (5, 1762644), (6, 1468870), (10, 881322), (12, 734435), (13, 677940), (15, 587548), (20, 440661), (26, 338970), (30, 293774), (39, 225980), (52, 169485), (60, 146887), (65, 135588), (78, 112990), (130, 67794), (156, 56495), (195, 45196), (260, 33897), (390, 22598), (780, 11299)]