5156140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 12337920

約数和(自身を除く): 7181780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1019, 1265, 2038, 2530, 4076, 5060, 5095, 10190, 11209, 20380, 22418, 23437, 44836, 46874, 56045, 93748, 112090, 117185, 224180, 234370, 257807, 468740, 515614, 1031228, 1289035, 2578070, 5156140]

約数ペア:

[(1, 5156140), (2, 2578070), (4, 1289035), (5, 1031228), (10, 515614), (11, 468740), (20, 257807), (22, 234370), (23, 224180), (44, 117185), (46, 112090), (55, 93748), (92, 56045), (110, 46874), (115, 44836), (220, 23437), (230, 22418), (253, 20380), (460, 11209), (506, 10190), (1012, 5095), (1019, 5060), (1265, 4076), (2038, 2530)]