388211060

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{152839}}^1$

素因数の和:152975

約数の個数: 24

約数和(自身を含む): 821667840

約数和(自身を除く): 433456780

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 152839, 305678, 611356, 764195, 1528390, 3056780, 19410553, 38821106, 77642212, 97052765, 194105530, 388211060]

約数ペア:

[(1, 388211060), (2, 194105530), (4, 97052765), (5, 77642212), (10, 38821106), (20, 19410553), (127, 3056780), (254, 1528390), (508, 764195), (635, 611356), (1270, 305678), (2540, 152839)]