20326103620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{82499}}^1$

素因数の和:82732

約数の個数: 48

約数和(自身を含む): 43464960000

約数和(自身を除く): 23138856380

約数列:

[1, 2, 4, 5, 10, 20, 97, 127, 194, 254, 388, 485, 508, 635, 970, 1270, 1940, 2540, 12319, 24638, 49276, 61595, 82499, 123190, 164998, 246380, 329996, 412495, 824990, 1649980, 8002403, 10477373, 16004806, 20954746, 32009612, 40012015, 41909492, 52386865, 80024030, 104773730, 160048060, 209547460, 1016305181, 2032610362, 4065220724, 5081525905, 10163051810, 20326103620]

約数ペア:

[(1, 20326103620), (2, 10163051810), (4, 5081525905), (5, 4065220724), (10, 2032610362), (20, 1016305181), (97, 209547460), (127, 160048060), (194, 104773730), (254, 80024030), (388, 52386865), (485, 41909492), (508, 40012015), (635, 32009612), (970, 20954746), (1270, 16004806), (1940, 10477373), (2540, 8002403), (12319, 1649980), (24638, 824990), (49276, 412495), (61595, 329996), (82499, 246380), (123190, 164998)]