255454060

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{28447}}^1$

素因数の和:28905

約数の個数: 24

約数和(自身を含む): 537667200

約数和(自身を除く): 282213140

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 28447, 56894, 113788, 142235, 284470, 568940, 12772703, 25545406, 51090812, 63863515, 127727030, 255454060]

約数ペア:

[(1, 255454060), (2, 127727030), (4, 63863515), (5, 51090812), (10, 25545406), (20, 12772703), (449, 568940), (898, 284470), (1796, 142235), (2245, 113788), (4490, 56894), (8980, 28447)]