56901680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64661}}^1$

素因数の和:64685

約数の個数: 40

約数和(自身を含む): 144325584

約数和(自身を除く): 87423904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64661, 129322, 258644, 323305, 517288, 646610, 711271, 1034576, 1293220, 1422542, 2586440, 2845084, 3556355, 5172880, 5690168, 7112710, 11380336, 14225420, 28450840, 56901680]

約数ペア:

[(1, 56901680), (2, 28450840), (4, 14225420), (5, 11380336), (8, 7112710), (10, 5690168), (11, 5172880), (16, 3556355), (20, 2845084), (22, 2586440), (40, 1422542), (44, 1293220), (55, 1034576), (80, 711271), (88, 646610), (110, 517288), (176, 323305), (220, 258644), (440, 129322), (880, 64661)]