2665090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 5182704

約数和(自身を除く): 2517614

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 257, 305, 514, 610, 1037, 1285, 2074, 2570, 4369, 5185, 8738, 10370, 15677, 21845, 31354, 43690, 78385, 156770, 266509, 533018, 1332545, 2665090]

約数ペア:

[(1, 2665090), (2, 1332545), (5, 533018), (10, 266509), (17, 156770), (34, 78385), (61, 43690), (85, 31354), (122, 21845), (170, 15677), (257, 10370), (305, 8738), (514, 5185), (610, 4369), (1037, 2570), (1285, 2074)]