2085453820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{2957}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 4427771040

約数和(自身を除く): 2342317220

約数列:

[1, 2, 4, 5, 10, 20, 179, 197, 358, 394, 716, 788, 895, 985, 1790, 1970, 2957, 3580, 3940, 5914, 11828, 14785, 29570, 35263, 59140, 70526, 141052, 176315, 352630, 529303, 582529, 705260, 1058606, 1165058, 2117212, 2330116, 2646515, 2912645, 5293030, 5825290, 10586060, 11650580, 104272691, 208545382, 417090764, 521363455, 1042726910, 2085453820]

約数ペア:

[(1, 2085453820), (2, 1042726910), (4, 521363455), (5, 417090764), (10, 208545382), (20, 104272691), (179, 11650580), (197, 10586060), (358, 5825290), (394, 5293030), (716, 2912645), (788, 2646515), (895, 2330116), (985, 2117212), (1790, 1165058), (1970, 1058606), (2957, 705260), (3580, 582529), (3940, 529303), (5914, 352630), (11828, 176315), (14785, 141052), (29570, 70526), (35263, 59140)]