2667747380

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{5039}}^1$

素因数の和:5408

約数の個数: 48

約数和(自身を含む): 5679797760

約数和(自身を除く): 3012050380

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 257, 412, 514, 515, 1028, 1030, 1285, 2060, 2570, 5039, 5140, 10078, 20156, 25195, 26471, 50390, 52942, 100780, 105884, 132355, 264710, 519017, 529420, 1038034, 1295023, 2076068, 2590046, 2595085, 5180092, 5190170, 6475115, 10380340, 12950230, 25900460, 133387369, 266774738, 533549476, 666936845, 1333873690, 2667747380]

約数ペア:

[(1, 2667747380), (2, 1333873690), (4, 666936845), (5, 533549476), (10, 266774738), (20, 133387369), (103, 25900460), (206, 12950230), (257, 10380340), (412, 6475115), (514, 5190170), (515, 5180092), (1028, 2595085), (1030, 2590046), (1285, 2076068), (2060, 1295023), (2570, 1038034), (5039, 529420), (5140, 519017), (10078, 264710), (20156, 132355), (25195, 105884), (26471, 100780), (50390, 52942)]