11981720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5077}}^1$

素因数の和:5147

約数の個数: 32

約数和(自身を含む): 27421200

約数和(自身を除く): 15439480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 5077, 10154, 20308, 25385, 40616, 50770, 101540, 203080, 299543, 599086, 1198172, 1497715, 2396344, 2995430, 5990860, 11981720]

約数ペア:

[(1, 11981720), (2, 5990860), (4, 2995430), (5, 2396344), (8, 1497715), (10, 1198172), (20, 599086), (40, 299543), (59, 203080), (118, 101540), (236, 50770), (295, 40616), (472, 25385), (590, 20308), (1180, 10154), (2360, 5077)]