55707380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 122774400

約数和(自身を除く): 67067020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 347, 349, 460, 694, 698, 1388, 1396, 1735, 1745, 3470, 3490, 6940, 6980, 7981, 8027, 15962, 16054, 31924, 32108, 39905, 40135, 79810, 80270, 121103, 159620, 160540, 242206, 484412, 605515, 1211030, 2422060, 2785369, 5570738, 11141476, 13926845, 27853690, 55707380]

約数ペア:

[(1, 55707380), (2, 27853690), (4, 13926845), (5, 11141476), (10, 5570738), (20, 2785369), (23, 2422060), (46, 1211030), (92, 605515), (115, 484412), (230, 242206), (347, 160540), (349, 159620), (460, 121103), (694, 80270), (698, 79810), (1388, 40135), (1396, 39905), (1735, 32108), (1745, 31924), (3470, 16054), (3490, 15962), (6940, 8027), (6980, 7981)]