26617720

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1627}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 60073200

約数和(自身を除く): 33455480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1627, 1636, 2045, 3254, 3272, 4090, 6508, 8135, 8180, 13016, 16270, 16360, 32540, 65080, 665443, 1330886, 2661772, 3327215, 5323544, 6654430, 13308860, 26617720]

約数ペア:

[(1, 26617720), (2, 13308860), (4, 6654430), (5, 5323544), (8, 3327215), (10, 2661772), (20, 1330886), (40, 665443), (409, 65080), (818, 32540), (1627, 16360), (1636, 16270), (2045, 13016), (3254, 8180), (3272, 8135), (4090, 6508)]