26511220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 58988160

約数和(自身を除く): 32476940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1063, 1247, 2126, 2494, 4252, 4988, 5315, 6235, 10630, 12470, 21260, 24940, 30827, 45709, 61654, 91418, 123308, 154135, 182836, 228545, 308270, 457090, 616540, 914180, 1325561, 2651122, 5302244, 6627805, 13255610, 26511220]

約数ペア:

[(1, 26511220), (2, 13255610), (4, 6627805), (5, 5302244), (10, 2651122), (20, 1325561), (29, 914180), (43, 616540), (58, 457090), (86, 308270), (116, 228545), (145, 182836), (172, 154135), (215, 123308), (290, 91418), (430, 61654), (580, 45709), (860, 30827), (1063, 24940), (1247, 21260), (2126, 12470), (2494, 10630), (4252, 6235), (4988, 5315)]