2028115

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 16

約数和(自身を含む): 2566080

約数和(自身を除く): 537965

約数列:

[1, 5, 29, 71, 145, 197, 355, 985, 2059, 5713, 10295, 13987, 28565, 69935, 405623, 2028115]

約数ペア:

[(1, 2028115), (5, 405623), (29, 69935), (71, 28565), (145, 13987), (197, 10295), (355, 5713), (985, 2059)]