704840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 1615680

約数和(自身を除く): 910840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 263, 268, 335, 526, 536, 670, 1052, 1315, 1340, 2104, 2630, 2680, 5260, 10520, 17621, 35242, 70484, 88105, 140968, 176210, 352420, 704840]

約数ペア:

[(1, 704840), (2, 352420), (4, 176210), (5, 140968), (8, 88105), (10, 70484), (20, 35242), (40, 17621), (67, 10520), (134, 5260), (263, 2680), (268, 2630), (335, 2104), (526, 1340), (536, 1315), (670, 1052)]