16913920

素因数分解:

$2^9\times 5^1\times {\mathrm{6607}}^1$

素因数の和:6630

約数の個数: 40

約数和(自身を含む): 40559904

約数和(自身を除く): 23645984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6607, 13214, 26428, 33035, 52856, 66070, 105712, 132140, 211424, 264280, 422848, 528560, 845696, 1057120, 1691392, 2114240, 3382784, 4228480, 8456960, 16913920]

約数ペア:

[(1, 16913920), (2, 8456960), (4, 4228480), (5, 3382784), (8, 2114240), (10, 1691392), (16, 1057120), (20, 845696), (32, 528560), (40, 422848), (64, 264280), (80, 211424), (128, 132140), (160, 105712), (256, 66070), (320, 52856), (512, 33035), (640, 26428), (1280, 13214), (2560, 6607)]