2080458416

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{415427}}^1$

素因数の和:415748

約数の個数: 20

約数和(自身を含む): 4043776152

約数和(自身を除く): 1963317736

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 415427, 830854, 1661708, 3323416, 6646832, 130028651, 260057302, 520114604, 1040229208, 2080458416]

約数ペア:

[(1, 2080458416), (2, 1040229208), (4, 520114604), (8, 260057302), (16, 130028651), (313, 6646832), (626, 3323416), (1252, 1661708), (2504, 830854), (5008, 415427)]