11221280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 31135104

約数和(自身を除く): 19913824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 233, 280, 301, 344, 430, 466, 560, 602, 688, 860, 932, 1120, 1165, 1204, 1376, 1505, 1631, 1720, 1864, 2330, 2408, 3010, 3262, 3440, 3728, 4660, 4816, 6020, 6524, 6880, 7456, 8155, 9320, 9632, 10019, 12040, 13048, 16310, 18640, 20038, 24080, 26096, 32620, 37280, 40076, 48160, 50095, 52192, 65240, 70133, 80152, 100190, 130480, 140266, 160304, 200380, 260960, 280532, 320608, 350665, 400760, 561064, 701330, 801520, 1122128, 1402660, 1603040, 2244256, 2805320, 5610640, 11221280]

約数ペア:

[(1, 11221280), (2, 5610640), (4, 2805320), (5, 2244256), (7, 1603040), (8, 1402660), (10, 1122128), (14, 801520), (16, 701330), (20, 561064), (28, 400760), (32, 350665), (35, 320608), (40, 280532), (43, 260960), (56, 200380), (70, 160304), (80, 140266), (86, 130480), (112, 100190), (140, 80152), (160, 70133), (172, 65240), (215, 52192), (224, 50095), (233, 48160), (280, 40076), (301, 37280), (344, 32620), (430, 26096), (466, 24080), (560, 20038), (602, 18640), (688, 16310), (860, 13048), (932, 12040), (1120, 10019), (1165, 9632), (1204, 9320), (1376, 8155), (1505, 7456), (1631, 6880), (1720, 6524), (1864, 6020), (2330, 4816), (2408, 4660), (3010, 3728), (3262, 3440)]