27138640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 60

約数和(自身を含む): 65383092

約数和(自身を除く): 38244452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 353, 496, 620, 706, 961, 1240, 1412, 1765, 1922, 2480, 2824, 3530, 3844, 4805, 5648, 7060, 7688, 9610, 10943, 14120, 15376, 19220, 21886, 28240, 38440, 43772, 54715, 76880, 87544, 109430, 175088, 218860, 339233, 437720, 678466, 875440, 1356932, 1696165, 2713864, 3392330, 5427728, 6784660, 13569320, 27138640]

約数ペア:

[(1, 27138640), (2, 13569320), (4, 6784660), (5, 5427728), (8, 3392330), (10, 2713864), (16, 1696165), (20, 1356932), (31, 875440), (40, 678466), (62, 437720), (80, 339233), (124, 218860), (155, 175088), (248, 109430), (310, 87544), (353, 76880), (496, 54715), (620, 43772), (706, 38440), (961, 28240), (1240, 21886), (1412, 19220), (1765, 15376), (1922, 14120), (2480, 10943), (2824, 9610), (3530, 7688), (3844, 7060), (4805, 5648)]