26808760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 42138440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 121, 145, 191, 220, 232, 242, 290, 319, 382, 440, 484, 580, 605, 638, 764, 955, 968, 1160, 1210, 1276, 1528, 1595, 1910, 2101, 2420, 2552, 3190, 3509, 3820, 4202, 4840, 5539, 6380, 7018, 7640, 8404, 10505, 11078, 12760, 14036, 16808, 17545, 21010, 22156, 23111, 27695, 28072, 35090, 42020, 44312, 46222, 55390, 60929, 70180, 84040, 92444, 110780, 115555, 121858, 140360, 184888, 221560, 231110, 243716, 304645, 462220, 487432, 609290, 670219, 924440, 1218580, 1340438, 2437160, 2680876, 3351095, 5361752, 6702190, 13404380, 26808760]

約数ペア:

[(1, 26808760), (2, 13404380), (4, 6702190), (5, 5361752), (8, 3351095), (10, 2680876), (11, 2437160), (20, 1340438), (22, 1218580), (29, 924440), (40, 670219), (44, 609290), (55, 487432), (58, 462220), (88, 304645), (110, 243716), (116, 231110), (121, 221560), (145, 184888), (191, 140360), (220, 121858), (232, 115555), (242, 110780), (290, 92444), (319, 84040), (382, 70180), (440, 60929), (484, 55390), (580, 46222), (605, 44312), (638, 42020), (764, 35090), (955, 28072), (968, 27695), (1160, 23111), (1210, 22156), (1276, 21010), (1528, 17545), (1595, 16808), (1910, 14036), (2101, 12760), (2420, 11078), (2552, 10505), (3190, 8404), (3509, 7640), (3820, 7018), (4202, 6380), (4840, 5539)]