16520960

素因数分解:

$2^8\times 5^1\times {\mathrm{12907}}^1$

素因数の和:12928

約数の個数: 36

約数和(自身を含む): 39575928

約数和(自身を除く): 23054968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12907, 25814, 51628, 64535, 103256, 129070, 206512, 258140, 413024, 516280, 826048, 1032560, 1652096, 2065120, 3304192, 4130240, 8260480, 16520960]

約数ペア:

[(1, 16520960), (2, 8260480), (4, 4130240), (5, 3304192), (8, 2065120), (10, 1652096), (16, 1032560), (20, 826048), (32, 516280), (40, 413024), (64, 258140), (80, 206512), (128, 129070), (160, 103256), (256, 64535), (320, 51628), (640, 25814), (1280, 12907)]