39691760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26113}}^1$

素因数の和:26145

約数の個数: 40

約数和(自身を含む): 97144080

約数和(自身を除く): 57452320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26113, 52226, 104452, 130565, 208904, 261130, 417808, 496147, 522260, 992294, 1044520, 1984588, 2089040, 2480735, 3969176, 4961470, 7938352, 9922940, 19845880, 39691760]

約数ペア:

[(1, 39691760), (2, 19845880), (4, 9922940), (5, 7938352), (8, 4961470), (10, 3969176), (16, 2480735), (19, 2089040), (20, 1984588), (38, 1044520), (40, 992294), (76, 522260), (80, 496147), (95, 417808), (152, 261130), (190, 208904), (304, 130565), (380, 104452), (760, 52226), (1520, 26113)]