1913840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:569

約数の個数: 40

約数和(自身を含む): 4553280

約数和(自身を除く): 2639440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 509, 752, 940, 1018, 1880, 2036, 2545, 3760, 4072, 5090, 8144, 10180, 20360, 23923, 40720, 47846, 95692, 119615, 191384, 239230, 382768, 478460, 956920, 1913840]

約数ペア:

[(1, 1913840), (2, 956920), (4, 478460), (5, 382768), (8, 239230), (10, 191384), (16, 119615), (20, 95692), (40, 47846), (47, 40720), (80, 23923), (94, 20360), (188, 10180), (235, 8144), (376, 5090), (470, 4072), (509, 3760), (752, 2545), (940, 2036), (1018, 1880)]