1380453890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8120317}}^1$

素因数の和:8120341

約数の個数: 16

約数和(自身を含む): 2630983032

約数和(自身を除く): 1250529142

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 8120317, 16240634, 40601585, 81203170, 138045389, 276090778, 690226945, 1380453890]

約数ペア:

[(1, 1380453890), (2, 690226945), (5, 276090778), (10, 138045389), (17, 81203170), (34, 40601585), (85, 16240634), (170, 8120317)]