26790940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2658

約数の個数: 48

約数和(自身を含む): 62705664

約数和(自身を除く): 35914724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 2591, 5170, 5182, 10340, 10364, 12955, 25910, 28501, 51820, 57002, 114004, 121777, 142505, 243554, 285010, 487108, 570020, 608885, 1217770, 1339547, 2435540, 2679094, 5358188, 6697735, 13395470, 26790940]

約数ペア:

[(1, 26790940), (2, 13395470), (4, 6697735), (5, 5358188), (10, 2679094), (11, 2435540), (20, 1339547), (22, 1217770), (44, 608885), (47, 570020), (55, 487108), (94, 285010), (110, 243554), (188, 142505), (220, 121777), (235, 114004), (470, 57002), (517, 51820), (940, 28501), (1034, 25910), (2068, 12955), (2585, 10364), (2591, 10340), (5170, 5182)]