2684890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 5483520

約数和(自身を除く): 2798630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1087, 1235, 2174, 2470, 5435, 10870, 14131, 20653, 28262, 41306, 70655, 103265, 141310, 206530, 268489, 536978, 1342445, 2684890]

約数ペア:

[(1, 2684890), (2, 1342445), (5, 536978), (10, 268489), (13, 206530), (19, 141310), (26, 103265), (38, 70655), (65, 41306), (95, 28262), (130, 20653), (190, 14131), (247, 10870), (494, 5435), (1087, 2470), (1235, 2174)]