15126920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4787}}^1$

素因数の和:4877

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 19346680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4787, 9574, 19148, 23935, 38296, 47870, 95740, 191480, 378173, 756346, 1512692, 1890865, 3025384, 3781730, 7563460, 15126920]

約数ペア:

[(1, 15126920), (2, 7563460), (4, 3781730), (5, 3025384), (8, 1890865), (10, 1512692), (20, 756346), (40, 378173), (79, 191480), (158, 95740), (316, 47870), (395, 38296), (632, 23935), (790, 19148), (1580, 9574), (3160, 4787)]