202858820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1153}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 449783040

約数和(自身を除く): 246924220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 463, 926, 1153, 1852, 2306, 2315, 4612, 4630, 5765, 8797, 9260, 11530, 17594, 21907, 23060, 35188, 43814, 43985, 87628, 87970, 109535, 175940, 219070, 438140, 533839, 1067678, 2135356, 2669195, 5338390, 10142941, 10676780, 20285882, 40571764, 50714705, 101429410, 202858820]

約数ペア:

[(1, 202858820), (2, 101429410), (4, 50714705), (5, 40571764), (10, 20285882), (19, 10676780), (20, 10142941), (38, 5338390), (76, 2669195), (95, 2135356), (190, 1067678), (380, 533839), (463, 438140), (926, 219070), (1153, 175940), (1852, 109535), (2306, 87970), (2315, 87628), (4612, 43985), (4630, 43814), (5765, 35188), (8797, 23060), (9260, 21907), (11530, 17594)]