28370870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23447}}^1$

素因数の和:23476

約数の個数: 24

約数和(自身を含む): 56134512

約数和(自身を除く): 27763642

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 23447, 46894, 117235, 234470, 257917, 515834, 1289585, 2579170, 2837087, 5674174, 14185435, 28370870]

約数ペア:

[(1, 28370870), (2, 14185435), (5, 5674174), (10, 2837087), (11, 2579170), (22, 1289585), (55, 515834), (110, 257917), (121, 234470), (242, 117235), (605, 46894), (1210, 23447)]