27627280

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1753}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 64596312

約数和(自身を除く): 36969032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1753, 1970, 3152, 3506, 3940, 7012, 7880, 8765, 14024, 15760, 17530, 28048, 35060, 70120, 140240, 345341, 690682, 1381364, 1726705, 2762728, 3453410, 5525456, 6906820, 13813640, 27627280]

約数ペア:

[(1, 27627280), (2, 13813640), (4, 6906820), (5, 5525456), (8, 3453410), (10, 2762728), (16, 1726705), (20, 1381364), (40, 690682), (80, 345341), (197, 140240), (394, 70120), (788, 35060), (985, 28048), (1576, 17530), (1753, 15760), (1970, 14024), (3152, 8765), (3506, 7880), (3940, 7012)]