19271680

素因数分解:

$2^{12}\times 5^1\times {\mathrm{941}}^1$

素因数の和:970

約数の個数: 52

約数和(自身を含む): 46295532

約数和(自身を除く): 27023852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 941, 1024, 1280, 1882, 2048, 2560, 3764, 4096, 4705, 5120, 7528, 9410, 10240, 15056, 18820, 20480, 30112, 37640, 60224, 75280, 120448, 150560, 240896, 301120, 481792, 602240, 963584, 1204480, 1927168, 2408960, 3854336, 4817920, 9635840, 19271680]

約数ペア:

[(1, 19271680), (2, 9635840), (4, 4817920), (5, 3854336), (8, 2408960), (10, 1927168), (16, 1204480), (20, 963584), (32, 602240), (40, 481792), (64, 301120), (80, 240896), (128, 150560), (160, 120448), (256, 75280), (320, 60224), (512, 37640), (640, 30112), (941, 20480), (1024, 18820), (1280, 15056), (1882, 10240), (2048, 9410), (2560, 7528), (3764, 5120), (4096, 4705)]