712960

素因数分解:

$2^8\times 5^1\times {\mathrm{557}}^1$

素因数の和:578

約数の個数: 36

約数和(自身を含む): 1710828

約数和(自身を除く): 997868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 557, 640, 1114, 1280, 2228, 2785, 4456, 5570, 8912, 11140, 17824, 22280, 35648, 44560, 71296, 89120, 142592, 178240, 356480, 712960]

約数ペア:

[(1, 712960), (2, 356480), (4, 178240), (5, 142592), (8, 89120), (10, 71296), (16, 44560), (20, 35648), (32, 22280), (40, 17824), (64, 11140), (80, 8912), (128, 5570), (160, 4456), (256, 2785), (320, 2228), (557, 1280), (640, 1114)]