28225090

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 52191360

約数和(自身を除く): 23966270

約数列:

[1, 2, 5, 10, 67, 103, 134, 206, 335, 409, 515, 670, 818, 1030, 2045, 4090, 6901, 13802, 27403, 34505, 42127, 54806, 69010, 84254, 137015, 210635, 274030, 421270, 2822509, 5645018, 14112545, 28225090]

約数ペア:

[(1, 28225090), (2, 14112545), (5, 5645018), (10, 2822509), (67, 421270), (103, 274030), (134, 210635), (206, 137015), (335, 84254), (409, 69010), (515, 54806), (670, 42127), (818, 34505), (1030, 27403), (2045, 13802), (4090, 6901)]