273920

素因数分解:

$2^9\times 5^1\times {\mathrm{107}}^1$

素因数の和:130

約数の個数: 40

約数和(自身を含む): 662904

約数和(自身を除く): 388984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 512, 535, 640, 856, 1070, 1280, 1712, 2140, 2560, 3424, 4280, 6848, 8560, 13696, 17120, 27392, 34240, 54784, 68480, 136960, 273920]

約数ペア:

[(1, 273920), (2, 136960), (4, 68480), (5, 54784), (8, 34240), (10, 27392), (16, 17120), (20, 13696), (32, 8560), (40, 6848), (64, 4280), (80, 3424), (107, 2560), (128, 2140), (160, 1712), (214, 1280), (256, 1070), (320, 856), (428, 640), (512, 535)]