12658551320

素因数分解:

$2^3\times 5^1\times {\mathrm{66109}}^1\times {\mathrm{4787}}^1$

素因数の和:70907

約数の個数: 32

約数和(自身を含む): 28488121200

約数和(自身を除く): 15829569880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4787, 9574, 19148, 23935, 38296, 47870, 66109, 95740, 132218, 191480, 264436, 330545, 528872, 661090, 1322180, 2644360, 316463783, 632927566, 1265855132, 1582318915, 2531710264, 3164637830, 6329275660, 12658551320]

約数ペア:

[(1, 12658551320), (2, 6329275660), (4, 3164637830), (5, 2531710264), (8, 1582318915), (10, 1265855132), (20, 632927566), (40, 316463783), (4787, 2644360), (9574, 1322180), (19148, 661090), (23935, 528872), (38296, 330545), (47870, 264436), (66109, 191480), (95740, 132218)]