1380494810

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{26947}}^1$

素因数の和:27110

約数の個数: 32

約数和(自身を含む): 2561137920

約数和(自身を除く): 1180643110

約数列:

[1, 2, 5, 10, 47, 94, 109, 218, 235, 470, 545, 1090, 5123, 10246, 25615, 26947, 51230, 53894, 134735, 269470, 1266509, 2533018, 2937223, 5874446, 6332545, 12665090, 14686115, 29372230, 138049481, 276098962, 690247405, 1380494810]

約数ペア:

[(1, 1380494810), (2, 690247405), (5, 276098962), (10, 138049481), (47, 29372230), (94, 14686115), (109, 12665090), (218, 6332545), (235, 5874446), (470, 2937223), (545, 2533018), (1090, 1266509), (5123, 269470), (10246, 134735), (25615, 53894), (26947, 51230)]