2019705425

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{5939}}^1$

素因数の和:6233

約数の個数: 24

約数和(自身を含む): 2557336320

約数和(自身を除く): 537630895

約数列:

[1, 5, 25, 61, 223, 305, 1115, 1525, 5575, 5939, 13603, 29695, 68015, 148475, 340075, 362279, 1324397, 1811395, 6621985, 9056975, 33109925, 80788217, 403941085, 2019705425]

約数ペア:

[(1, 2019705425), (5, 403941085), (25, 80788217), (61, 33109925), (223, 9056975), (305, 6621985), (1115, 1811395), (1525, 1324397), (5575, 362279), (5939, 340075), (13603, 148475), (29695, 68015)]