15894460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 35086464

約数和(自身を除く): 19192004

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 457, 470, 740, 914, 940, 1739, 1828, 2285, 3478, 4570, 6956, 8695, 9140, 16909, 17390, 21479, 33818, 34780, 42958, 67636, 84545, 85916, 107395, 169090, 214790, 338180, 429580, 794723, 1589446, 3178892, 3973615, 7947230, 15894460]

約数ペア:

[(1, 15894460), (2, 7947230), (4, 3973615), (5, 3178892), (10, 1589446), (20, 794723), (37, 429580), (47, 338180), (74, 214790), (94, 169090), (148, 107395), (185, 85916), (188, 84545), (235, 67636), (370, 42958), (457, 34780), (470, 33818), (740, 21479), (914, 17390), (940, 16909), (1739, 9140), (1828, 8695), (2285, 6956), (3478, 4570)]