43087220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1409}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 99489600

約数和(自身を除く): 56402380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1409, 1529, 2780, 2818, 3058, 5636, 6116, 7045, 7645, 14090, 15290, 15499, 28180, 30580, 30998, 61996, 77495, 154990, 195851, 309980, 391702, 783404, 979255, 1958510, 2154361, 3917020, 4308722, 8617444, 10771805, 21543610, 43087220]

約数ペア:

[(1, 43087220), (2, 21543610), (4, 10771805), (5, 8617444), (10, 4308722), (11, 3917020), (20, 2154361), (22, 1958510), (44, 979255), (55, 783404), (110, 391702), (139, 309980), (220, 195851), (278, 154990), (556, 77495), (695, 61996), (1390, 30998), (1409, 30580), (1529, 28180), (2780, 15499), (2818, 15290), (3058, 14090), (5636, 7645), (6116, 7045)]