40285895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19993}}^1$

素因数の和:20042

約数の個数: 16

約数和(自身を含む): 53743872

約数和(自身を除く): 13457977

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 19993, 99965, 259909, 619783, 1299545, 3098915, 8057179, 40285895]

約数ペア:

[(1, 40285895), (5, 8057179), (13, 3098915), (31, 1299545), (65, 619783), (155, 259909), (403, 99965), (2015, 19993)]