275991610

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{70949}}^1$

素因数の和:71345

約数の個数: 16

約数和(自身を含む): 498069000

約数和(自身を除く): 222077390

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 70949, 141898, 354745, 709490, 27599161, 55198322, 137995805, 275991610]

約数ペア:

[(1, 275991610), (2, 137995805), (5, 55198322), (10, 27599161), (389, 709490), (778, 354745), (1945, 141898), (3890, 70949)]