775048940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{2549}}^1$

素因数の和:3242

約数の個数: 48

約数和(自身を含む): 1701604800

約数和(自身を除く): 926555860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 661, 1322, 2549, 2644, 3305, 5098, 6610, 10196, 12745, 13220, 15203, 25490, 30406, 50980, 58627, 60812, 76015, 117254, 152030, 234508, 293135, 304060, 586270, 1172540, 1684889, 3369778, 6739556, 8424445, 16848890, 33697780, 38752447, 77504894, 155009788, 193762235, 387524470, 775048940]

約数ペア:

[(1, 775048940), (2, 387524470), (4, 193762235), (5, 155009788), (10, 77504894), (20, 38752447), (23, 33697780), (46, 16848890), (92, 8424445), (115, 6739556), (230, 3369778), (460, 1684889), (661, 1172540), (1322, 586270), (2549, 304060), (2644, 293135), (3305, 234508), (5098, 152030), (6610, 117254), (10196, 76015), (12745, 60812), (13220, 58627), (15203, 50980), (25490, 30406)]