15892840

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4787}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 36197280

約数和(自身を除く): 20304440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4787, 9574, 19148, 23935, 38296, 47870, 95740, 191480, 397321, 794642, 1589284, 1986605, 3178568, 3973210, 7946420, 15892840]

約数ペア:

[(1, 15892840), (2, 7946420), (4, 3973210), (5, 3178568), (8, 1986605), (10, 1589284), (20, 794642), (40, 397321), (83, 191480), (166, 95740), (332, 47870), (415, 38296), (664, 23935), (830, 19148), (1660, 9574), (3320, 4787)]