2019977570350

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{439}}^1\times {\mathrm{860059}}^1$

素因数の和:860617

約数の個数: 48

約数和(自身を含む): 3800914761600

約数和(自身を除く): 1780937191250

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 439, 535, 878, 1070, 2195, 2675, 4390, 5350, 10975, 21950, 46973, 93946, 234865, 469730, 860059, 1174325, 1720118, 2348650, 4300295, 8600590, 21501475, 43002950, 92026313, 184052626, 377565901, 460131565, 755131802, 920263130, 1887829505, 2300657825, 3775659010, 4601315650, 9439147525, 18878295050, 40399551407, 80799102814, 201997757035, 403995514070, 1009988785175, 2019977570350]

約数ペア:

[(1, 2019977570350), (2, 1009988785175), (5, 403995514070), (10, 201997757035), (25, 80799102814), (50, 40399551407), (107, 18878295050), (214, 9439147525), (439, 4601315650), (535, 3775659010), (878, 2300657825), (1070, 1887829505), (2195, 920263130), (2675, 755131802), (4390, 460131565), (5350, 377565901), (10975, 184052626), (21950, 92026313), (46973, 43002950), (93946, 21501475), (234865, 8600590), (469730, 4300295), (860059, 2348650), (1174325, 1720118)]