204680260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{983}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 446342400

約数和(自身を除く): 241662140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 359, 580, 718, 983, 1436, 1795, 1966, 3590, 3932, 4915, 7180, 9830, 10411, 19660, 20822, 28507, 41644, 52055, 57014, 104110, 114028, 142535, 208220, 285070, 352897, 570140, 705794, 1411588, 1764485, 3528970, 7057940, 10234013, 20468026, 40936052, 51170065, 102340130, 204680260]

約数ペア:

[(1, 204680260), (2, 102340130), (4, 51170065), (5, 40936052), (10, 20468026), (20, 10234013), (29, 7057940), (58, 3528970), (116, 1764485), (145, 1411588), (290, 705794), (359, 570140), (580, 352897), (718, 285070), (983, 208220), (1436, 142535), (1795, 114028), (1966, 104110), (3590, 57014), (3932, 52055), (4915, 41644), (7180, 28507), (9830, 20822), (10411, 19660)]