26665760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 69854400

約数和(自身を除く): 43188640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 109, 110, 139, 160, 176, 218, 220, 278, 352, 436, 440, 545, 556, 695, 872, 880, 1090, 1112, 1199, 1390, 1529, 1744, 1760, 2180, 2224, 2398, 2780, 3058, 3488, 4360, 4448, 4796, 5560, 5995, 6116, 7645, 8720, 9592, 11120, 11990, 12232, 15151, 15290, 17440, 19184, 22240, 23980, 24464, 30302, 30580, 38368, 47960, 48928, 60604, 61160, 75755, 95920, 121208, 122320, 151510, 166661, 191840, 242416, 244640, 303020, 333322, 484832, 606040, 666644, 833305, 1212080, 1333288, 1666610, 2424160, 2666576, 3333220, 5333152, 6666440, 13332880, 26665760]

約数ペア:

[(1, 26665760), (2, 13332880), (4, 6666440), (5, 5333152), (8, 3333220), (10, 2666576), (11, 2424160), (16, 1666610), (20, 1333288), (22, 1212080), (32, 833305), (40, 666644), (44, 606040), (55, 484832), (80, 333322), (88, 303020), (109, 244640), (110, 242416), (139, 191840), (160, 166661), (176, 151510), (218, 122320), (220, 121208), (278, 95920), (352, 75755), (436, 61160), (440, 60604), (545, 48928), (556, 47960), (695, 38368), (872, 30580), (880, 30302), (1090, 24464), (1112, 23980), (1199, 22240), (1390, 19184), (1529, 17440), (1744, 15290), (1760, 15151), (2180, 12232), (2224, 11990), (2398, 11120), (2780, 9592), (3058, 8720), (3488, 7645), (4360, 6116), (4448, 5995), (4796, 5560)]