4080990865

素因数分解:

$5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 5631978240

約数和(自身を除く): 1550987375

約数列:

[1, 5, 7, 35, 419, 421, 661, 2095, 2105, 2933, 2947, 3305, 4627, 14665, 14735, 23135, 176399, 276959, 278281, 881995, 1234793, 1384795, 1391405, 1938713, 1947967, 6173965, 9693565, 9739835, 116599739, 582998695, 816198173, 4080990865]

約数ペア:

[(1, 4080990865), (5, 816198173), (7, 582998695), (35, 116599739), (419, 9739835), (421, 9693565), (661, 6173965), (2095, 1947967), (2105, 1938713), (2933, 1391405), (2947, 1384795), (3305, 1234793), (4627, 881995), (14665, 278281), (14735, 276959), (23135, 176399)]