2247157520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{685109}}^1$

素因数の和:685163

約数の個数: 40

約数和(自身を含む): 5352079320

約数和(自身を除く): 3104921800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 685109, 1370218, 2740436, 3425545, 5480872, 6851090, 10961744, 13702180, 27404360, 28089469, 54808720, 56178938, 112357876, 140447345, 224715752, 280894690, 449431504, 561789380, 1123578760, 2247157520]

約数ペア:

[(1, 2247157520), (2, 1123578760), (4, 561789380), (5, 449431504), (8, 280894690), (10, 224715752), (16, 140447345), (20, 112357876), (40, 56178938), (41, 54808720), (80, 28089469), (82, 27404360), (164, 13702180), (205, 10961744), (328, 6851090), (410, 5480872), (656, 3425545), (820, 2740436), (1640, 1370218), (3280, 685109)]