135213880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{177913}}^1$

素因数の和:177943

約数の個数: 32

約数和(自身を含む): 320245200

約数和(自身を除く): 185031320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 177913, 355826, 711652, 889565, 1423304, 1779130, 3380347, 3558260, 6760694, 7116520, 13521388, 16901735, 27042776, 33803470, 67606940, 135213880]

約数ペア:

[(1, 135213880), (2, 67606940), (4, 33803470), (5, 27042776), (8, 16901735), (10, 13521388), (19, 7116520), (20, 6760694), (38, 3558260), (40, 3380347), (76, 1779130), (95, 1423304), (152, 889565), (190, 711652), (380, 355826), (760, 177913)]