26345840

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 61469280

約数和(自身を除く): 35123440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 647, 1018, 1294, 2036, 2545, 2588, 3235, 4072, 5090, 5176, 6470, 8144, 10180, 10352, 12940, 20360, 25880, 40720, 51760, 329323, 658646, 1317292, 1646615, 2634584, 3293230, 5269168, 6586460, 13172920, 26345840]

約数ペア:

[(1, 26345840), (2, 13172920), (4, 6586460), (5, 5269168), (8, 3293230), (10, 2634584), (16, 1646615), (20, 1317292), (40, 658646), (80, 329323), (509, 51760), (647, 40720), (1018, 25880), (1294, 20360), (2036, 12940), (2545, 10352), (2588, 10180), (3235, 8144), (4072, 6470), (5090, 5176)]