202107920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{360907}}^1$

素因数の和:360927

約数の個数: 40

約数和(自身を含む): 537031104

約数和(自身を除く): 334923184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 360907, 721814, 1443628, 1804535, 2526349, 2887256, 3609070, 5052698, 5774512, 7218140, 10105396, 12631745, 14436280, 20210792, 25263490, 28872560, 40421584, 50526980, 101053960, 202107920]

約数ペア:

[(1, 202107920), (2, 101053960), (4, 50526980), (5, 40421584), (7, 28872560), (8, 25263490), (10, 20210792), (14, 14436280), (16, 12631745), (20, 10105396), (28, 7218140), (35, 5774512), (40, 5052698), (56, 3609070), (70, 2887256), (80, 2526349), (112, 1804535), (140, 1443628), (280, 721814), (560, 360907)]