4215580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1749

約数の個数: 24

約数和(自身を含む): 8925840

約数和(自身を除く): 4710260

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1609, 2620, 3218, 6436, 8045, 16090, 32180, 210779, 421558, 843116, 1053895, 2107790, 4215580]

約数ペア:

[(1, 4215580), (2, 2107790), (4, 1053895), (5, 843116), (10, 421558), (20, 210779), (131, 32180), (262, 16090), (524, 8045), (655, 6436), (1310, 3218), (1609, 2620)]