1640658530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{37987}}^1$

素因数の和:38618

約数の個数: 32

約数和(自身を含む): 3380628096

約数和(自身を除く): 1739969566

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 617, 1234, 3085, 4319, 6170, 8638, 21595, 37987, 43190, 75974, 189935, 265909, 379870, 531818, 1329545, 2659090, 23437979, 46875958, 117189895, 164065853, 234379790, 328131706, 820329265, 1640658530]

約数ペア:

[(1, 1640658530), (2, 820329265), (5, 328131706), (7, 234379790), (10, 164065853), (14, 117189895), (35, 46875958), (70, 23437979), (617, 2659090), (1234, 1329545), (3085, 531818), (4319, 379870), (6170, 265909), (8638, 189935), (21595, 75974), (37987, 43190)]