27786560

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1311

約数の個数: 56

約数和(自身を含む): 67153536

約数和(自身を除く): 39366976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1223, 1420, 2272, 2446, 2840, 4544, 4892, 5680, 6115, 9784, 11360, 12230, 19568, 22720, 24460, 39136, 48920, 78272, 86833, 97840, 173666, 195680, 347332, 391360, 434165, 694664, 868330, 1389328, 1736660, 2778656, 3473320, 5557312, 6946640, 13893280, 27786560]

約数ペア:

[(1, 27786560), (2, 13893280), (4, 6946640), (5, 5557312), (8, 3473320), (10, 2778656), (16, 1736660), (20, 1389328), (32, 868330), (40, 694664), (64, 434165), (71, 391360), (80, 347332), (142, 195680), (160, 173666), (284, 97840), (320, 86833), (355, 78272), (568, 48920), (710, 39136), (1136, 24460), (1223, 22720), (1420, 19568), (2272, 12230), (2446, 11360), (2840, 9784), (4544, 6115), (4892, 5680)]