26708440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 66316320

約数和(自身を除く): 39607880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 601, 808, 1010, 1111, 1202, 2020, 2222, 2404, 3005, 4040, 4444, 4808, 5555, 6010, 6611, 8888, 11110, 12020, 13222, 22220, 24040, 26444, 33055, 44440, 52888, 60701, 66110, 121402, 132220, 242804, 264440, 303505, 485608, 607010, 667711, 1214020, 1335422, 2428040, 2670844, 3338555, 5341688, 6677110, 13354220, 26708440]

約数ペア:

[(1, 26708440), (2, 13354220), (4, 6677110), (5, 5341688), (8, 3338555), (10, 2670844), (11, 2428040), (20, 1335422), (22, 1214020), (40, 667711), (44, 607010), (55, 485608), (88, 303505), (101, 264440), (110, 242804), (202, 132220), (220, 121402), (404, 66110), (440, 60701), (505, 52888), (601, 44440), (808, 33055), (1010, 26444), (1111, 24040), (1202, 22220), (2020, 13222), (2222, 12020), (2404, 11110), (3005, 8888), (4040, 6611), (4444, 6010), (4808, 5555)]