105540440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138869}}^1$

素因数の和:138899

約数の個数: 32

約数和(自身を含む): 249966000

約数和(自身を除く): 144425560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 138869, 277738, 555476, 694345, 1110952, 1388690, 2638511, 2777380, 5277022, 5554760, 10554044, 13192555, 21108088, 26385110, 52770220, 105540440]

約数ペア:

[(1, 105540440), (2, 52770220), (4, 26385110), (5, 21108088), (8, 13192555), (10, 10554044), (19, 5554760), (20, 5277022), (38, 2777380), (40, 2638511), (76, 1388690), (95, 1110952), (152, 694345), (190, 555476), (380, 277738), (760, 138869)]