20794560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21661}}^1$

素因数の和:21681

約数の個数: 56

約数和(自身を含む): 66025776

約数和(自身を除く): 45231216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21661, 43322, 64983, 86644, 108305, 129966, 173288, 216610, 259932, 324915, 346576, 433220, 519864, 649830, 693152, 866440, 1039728, 1299660, 1386304, 1732880, 2079456, 2599320, 3465760, 4158912, 5198640, 6931520, 10397280, 20794560]

約数ペア:

[(1, 20794560), (2, 10397280), (3, 6931520), (4, 5198640), (5, 4158912), (6, 3465760), (8, 2599320), (10, 2079456), (12, 1732880), (15, 1386304), (16, 1299660), (20, 1039728), (24, 866440), (30, 693152), (32, 649830), (40, 519864), (48, 433220), (60, 346576), (64, 324915), (80, 259932), (96, 216610), (120, 173288), (160, 129966), (192, 108305), (240, 86644), (320, 64983), (480, 43322), (960, 21661)]