200864420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 428658048

約数和(自身を除く): 227793628

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 281, 347, 412, 515, 562, 694, 1030, 1124, 1388, 1405, 1735, 2060, 2810, 3470, 5620, 6940, 28943, 35741, 57886, 71482, 97507, 115772, 142964, 144715, 178705, 195014, 289430, 357410, 390028, 487535, 578860, 714820, 975070, 1950140, 10043221, 20086442, 40172884, 50216105, 100432210, 200864420]

約数ペア:

[(1, 200864420), (2, 100432210), (4, 50216105), (5, 40172884), (10, 20086442), (20, 10043221), (103, 1950140), (206, 975070), (281, 714820), (347, 578860), (412, 487535), (515, 390028), (562, 357410), (694, 289430), (1030, 195014), (1124, 178705), (1388, 144715), (1405, 142964), (1735, 115772), (2060, 97507), (2810, 71482), (3470, 57886), (5620, 35741), (6940, 28943)]