15286280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 35344620

約数和(自身を除く): 20058340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 173, 188, 235, 346, 376, 470, 692, 865, 940, 1384, 1730, 1880, 2209, 3460, 4418, 6920, 8131, 8836, 11045, 16262, 17672, 22090, 32524, 40655, 44180, 65048, 81310, 88360, 162620, 325240, 382157, 764314, 1528628, 1910785, 3057256, 3821570, 7643140, 15286280]

約数ペア:

[(1, 15286280), (2, 7643140), (4, 3821570), (5, 3057256), (8, 1910785), (10, 1528628), (20, 764314), (40, 382157), (47, 325240), (94, 162620), (173, 88360), (188, 81310), (235, 65048), (346, 44180), (376, 40655), (470, 32524), (692, 22090), (865, 17672), (940, 16262), (1384, 11045), (1730, 8836), (1880, 8131), (2209, 6920), (3460, 4418)]