261284502020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{5855771}}^1$

素因数の和:5855900

約数の個数: 48

約数和(自身を含む): 578456581248

約数和(自身を除く): 317172079228

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 11155, 22310, 44620, 5855771, 11711542, 23423084, 29278855, 58557710, 117115420, 134682733, 269365466, 538730932, 568009787, 673413665, 1136019574, 1346827330, 2272039148, 2693654660, 2840048935, 5680097870, 11360195740, 13064225101, 26128450202, 52256900404, 65321125505, 130642251010, 261284502020]

約数ペア:

[(1, 261284502020), (2, 130642251010), (4, 65321125505), (5, 52256900404), (10, 26128450202), (20, 13064225101), (23, 11360195740), (46, 5680097870), (92, 2840048935), (97, 2693654660), (115, 2272039148), (194, 1346827330), (230, 1136019574), (388, 673413665), (460, 568009787), (485, 538730932), (970, 269365466), (1940, 134682733), (2231, 117115420), (4462, 58557710), (8924, 29278855), (11155, 23423084), (22310, 11711542), (44620, 5855771)]