28442930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 52880688

約数和(自身を除く): 24437758

約数列:

[1, 2, 5, 10, 41, 82, 173, 205, 346, 401, 410, 802, 865, 1730, 2005, 4010, 7093, 14186, 16441, 32882, 35465, 69373, 70930, 82205, 138746, 164410, 346865, 693730, 2844293, 5688586, 14221465, 28442930]

約数ペア:

[(1, 28442930), (2, 14221465), (5, 5688586), (10, 2844293), (41, 693730), (82, 346865), (173, 164410), (205, 138746), (346, 82205), (401, 70930), (410, 69373), (802, 35465), (865, 32882), (1730, 16441), (2005, 14186), (4010, 7093)]