16611680

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^3$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 40098240

約数和(自身を除く): 23486560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 2209, 3760, 4418, 7520, 8836, 11045, 17672, 22090, 35344, 44180, 70688, 88360, 103823, 176720, 207646, 353440, 415292, 519115, 830584, 1038230, 1661168, 2076460, 3322336, 4152920, 8305840, 16611680]

約数ペア:

[(1, 16611680), (2, 8305840), (4, 4152920), (5, 3322336), (8, 2076460), (10, 1661168), (16, 1038230), (20, 830584), (32, 519115), (40, 415292), (47, 353440), (80, 207646), (94, 176720), (160, 103823), (188, 88360), (235, 70688), (376, 44180), (470, 35344), (752, 22090), (940, 17672), (1504, 11045), (1880, 8836), (2209, 7520), (3760, 4418)]