2021914945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2851}}^1$

素因数の和:3025

約数の個数: 32

約数和(自身を含む): 2583227520

約数和(自身を除く): 561312575

約数列:

[1, 5, 29, 67, 73, 145, 335, 365, 1943, 2117, 2851, 4891, 9715, 10585, 14255, 24455, 82679, 141839, 191017, 208123, 413395, 709195, 955085, 1040615, 5539493, 6035567, 13944241, 27697465, 30177835, 69721205, 404382989, 2021914945]

約数ペア:

[(1, 2021914945), (5, 404382989), (29, 69721205), (67, 30177835), (73, 27697465), (145, 13944241), (335, 6035567), (365, 5539493), (1943, 1040615), (2117, 955085), (2851, 709195), (4891, 413395), (9715, 208123), (10585, 191017), (14255, 141839), (24455, 82679)]