2220222488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{3557}}^1$

素因数の和:3788

約数の個数: 64

約数和(自身を含む): 4680335520

約数和(自身を除く): 2460113032

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 173, 328, 346, 451, 692, 902, 1384, 1804, 1903, 3557, 3608, 3806, 7093, 7114, 7612, 14186, 14228, 15224, 28372, 28456, 39127, 56744, 78023, 78254, 145837, 156046, 156508, 291674, 312092, 313016, 583348, 615361, 624184, 1166696, 1230722, 1604207, 2461444, 3208414, 4922888, 6416828, 6768971, 12833656, 13537942, 25229801, 27075884, 50459602, 54151768, 100919204, 201838408, 277527811, 555055622, 1110111244, 2220222488]

約数ペア:

[(1, 2220222488), (2, 1110111244), (4, 555055622), (8, 277527811), (11, 201838408), (22, 100919204), (41, 54151768), (44, 50459602), (82, 27075884), (88, 25229801), (164, 13537942), (173, 12833656), (328, 6768971), (346, 6416828), (451, 4922888), (692, 3208414), (902, 2461444), (1384, 1604207), (1804, 1230722), (1903, 1166696), (3557, 624184), (3608, 615361), (3806, 583348), (7093, 313016), (7114, 312092), (7612, 291674), (14186, 156508), (14228, 156046), (15224, 145837), (28372, 78254), (28456, 78023), (39127, 56744)]