1569280

素因数分解:

$2^9\times 5^1\times {\mathrm{613}}^1$

素因数の和:636

約数の個数: 40

約数和(自身を含む): 3768732

約数和(自身を除く): 2199452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 613, 640, 1226, 1280, 2452, 2560, 3065, 4904, 6130, 9808, 12260, 19616, 24520, 39232, 49040, 78464, 98080, 156928, 196160, 313856, 392320, 784640, 1569280]

約数ペア:

[(1, 1569280), (2, 784640), (4, 392320), (5, 313856), (8, 196160), (10, 156928), (16, 98080), (20, 78464), (32, 49040), (40, 39232), (64, 24520), (80, 19616), (128, 12260), (160, 9808), (256, 6130), (320, 4904), (512, 3065), (613, 2560), (640, 2452), (1226, 1280)]