270289910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{12473}}^1$

素因数の和:12688

約数の個数: 32

約数和(自身を含む): 533488032

約数和(自身を除く): 263198122

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 12473, 21670, 24946, 62365, 124730, 137203, 274406, 686015, 1372030, 2457181, 4914362, 12285905, 24571810, 27028991, 54057982, 135144955, 270289910]

約数ペア:

[(1, 270289910), (2, 135144955), (5, 54057982), (10, 27028991), (11, 24571810), (22, 12285905), (55, 4914362), (110, 2457181), (197, 1372030), (394, 686015), (985, 274406), (1970, 137203), (2167, 124730), (4334, 62365), (10835, 24946), (12473, 21670)]