1091105840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1239893}}^1$

素因数の和:1239917

約数の個数: 40

約数和(自身を含む): 2767443408

約数和(自身を除く): 1676337568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1239893, 2479786, 4959572, 6199465, 9919144, 12398930, 13638823, 19838288, 24797860, 27277646, 49595720, 54555292, 68194115, 99191440, 109110584, 136388230, 218221168, 272776460, 545552920, 1091105840]

約数ペア:

[(1, 1091105840), (2, 545552920), (4, 272776460), (5, 218221168), (8, 136388230), (10, 109110584), (11, 99191440), (16, 68194115), (20, 54555292), (22, 49595720), (40, 27277646), (44, 24797860), (55, 19838288), (80, 13638823), (88, 12398930), (110, 9919144), (176, 6199465), (220, 4959572), (440, 2479786), (880, 1239893)]