13091240

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1117}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 29582280

約数和(自身を除く): 16491040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1117, 1172, 1465, 2234, 2344, 2930, 4468, 5585, 5860, 8936, 11170, 11720, 22340, 44680, 327281, 654562, 1309124, 1636405, 2618248, 3272810, 6545620, 13091240]

約数ペア:

[(1, 13091240), (2, 6545620), (4, 3272810), (5, 2618248), (8, 1636405), (10, 1309124), (20, 654562), (40, 327281), (293, 44680), (586, 22340), (1117, 11720), (1172, 11170), (1465, 8936), (2234, 5860), (2344, 5585), (2930, 4468)]