13187440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23549}}^1$

素因数の和:23569

約数の個数: 40

約数和(自身を含む): 35042400

約数和(自身を除く): 21854960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23549, 47098, 94196, 117745, 164843, 188392, 235490, 329686, 376784, 470980, 659372, 824215, 941960, 1318744, 1648430, 1883920, 2637488, 3296860, 6593720, 13187440]

約数ペア:

[(1, 13187440), (2, 6593720), (4, 3296860), (5, 2637488), (7, 1883920), (8, 1648430), (10, 1318744), (14, 941960), (16, 824215), (20, 659372), (28, 470980), (35, 376784), (40, 329686), (56, 235490), (70, 188392), (80, 164843), (112, 117745), (140, 94196), (280, 47098), (560, 23549)]