10888780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 27349056

約数和(自身を除く): 16460276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 271, 287, 410, 490, 542, 574, 820, 980, 1084, 1148, 1355, 1435, 1897, 2009, 2710, 2870, 3794, 4018, 5420, 5740, 7588, 8036, 9485, 10045, 11111, 13279, 18970, 20090, 22222, 26558, 37940, 40180, 44444, 53116, 55555, 66395, 77777, 111110, 132790, 155554, 222220, 265580, 311108, 388885, 544439, 777770, 1088878, 1555540, 2177756, 2722195, 5444390, 10888780]

約数ペア:

[(1, 10888780), (2, 5444390), (4, 2722195), (5, 2177756), (7, 1555540), (10, 1088878), (14, 777770), (20, 544439), (28, 388885), (35, 311108), (41, 265580), (49, 222220), (70, 155554), (82, 132790), (98, 111110), (140, 77777), (164, 66395), (196, 55555), (205, 53116), (245, 44444), (271, 40180), (287, 37940), (410, 26558), (490, 22222), (542, 20090), (574, 18970), (820, 13279), (980, 11111), (1084, 10045), (1148, 9485), (1355, 8036), (1435, 7588), (1897, 5740), (2009, 5420), (2710, 4018), (2870, 3794)]