16612640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9439}}^1$

素因数の和:9465

約数の個数: 48

約数和(自身を含む): 42819840

約数和(自身を除く): 26207200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 9439, 18878, 37756, 47195, 75512, 94390, 103829, 151024, 188780, 207658, 302048, 377560, 415316, 519145, 755120, 830632, 1038290, 1510240, 1661264, 2076580, 3322528, 4153160, 8306320, 16612640]

約数ペア:

[(1, 16612640), (2, 8306320), (4, 4153160), (5, 3322528), (8, 2076580), (10, 1661264), (11, 1510240), (16, 1038290), (20, 830632), (22, 755120), (32, 519145), (40, 415316), (44, 377560), (55, 302048), (80, 207658), (88, 188780), (110, 151024), (160, 103829), (176, 94390), (220, 75512), (352, 47195), (440, 37756), (880, 18878), (1760, 9439)]