28842260

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1583}}^1$

素因数の和:2503

約数の個数: 24

約数和(自身を含む): 60673536

約数和(自身を除く): 31831276

約数列:

[1, 2, 4, 5, 10, 20, 911, 1583, 1822, 3166, 3644, 4555, 6332, 7915, 9110, 15830, 18220, 31660, 1442113, 2884226, 5768452, 7210565, 14421130, 28842260]

約数ペア:

[(1, 28842260), (2, 14421130), (4, 7210565), (5, 5768452), (10, 2884226), (20, 1442113), (911, 31660), (1583, 18220), (1822, 15830), (3166, 9110), (3644, 7915), (4555, 6332)]