28432120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^2$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 65563560

約数和(自身を除く): 37131440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 103, 134, 206, 268, 335, 412, 515, 536, 670, 824, 1030, 1340, 2060, 2680, 4120, 6901, 10609, 13802, 21218, 27604, 34505, 42436, 53045, 55208, 69010, 84872, 106090, 138020, 212180, 276040, 424360, 710803, 1421606, 2843212, 3554015, 5686424, 7108030, 14216060, 28432120]

約数ペア:

[(1, 28432120), (2, 14216060), (4, 7108030), (5, 5686424), (8, 3554015), (10, 2843212), (20, 1421606), (40, 710803), (67, 424360), (103, 276040), (134, 212180), (206, 138020), (268, 106090), (335, 84872), (412, 69010), (515, 55208), (536, 53045), (670, 42436), (824, 34505), (1030, 27604), (1340, 21218), (2060, 13802), (2680, 10609), (4120, 6901)]