23305840

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{919}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 54416160

約数和(自身を除く): 31110320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 919, 1268, 1585, 1838, 2536, 3170, 3676, 4595, 5072, 6340, 7352, 9190, 12680, 14704, 18380, 25360, 36760, 73520, 291323, 582646, 1165292, 1456615, 2330584, 2913230, 4661168, 5826460, 11652920, 23305840]

約数ペア:

[(1, 23305840), (2, 11652920), (4, 5826460), (5, 4661168), (8, 2913230), (10, 2330584), (16, 1456615), (20, 1165292), (40, 582646), (80, 291323), (317, 73520), (634, 36760), (919, 25360), (1268, 18380), (1585, 14704), (1838, 12680), (2536, 9190), (3170, 7352), (3676, 6340), (4595, 5072)]