13569320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 31636980

約数和(自身を除く): 18067660

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 353, 620, 706, 961, 1240, 1412, 1765, 1922, 2824, 3530, 3844, 4805, 7060, 7688, 9610, 10943, 14120, 19220, 21886, 38440, 43772, 54715, 87544, 109430, 218860, 339233, 437720, 678466, 1356932, 1696165, 2713864, 3392330, 6784660, 13569320]

約数ペア:

[(1, 13569320), (2, 6784660), (4, 3392330), (5, 2713864), (8, 1696165), (10, 1356932), (20, 678466), (31, 437720), (40, 339233), (62, 218860), (124, 109430), (155, 87544), (248, 54715), (310, 43772), (353, 38440), (620, 21886), (706, 19220), (961, 14120), (1240, 10943), (1412, 9610), (1765, 7688), (1922, 7060), (2824, 4805), (3530, 3844)]