6397120

素因数分解:

$2^6\times 5^1\times {\mathrm{19991}}^1$

素因数の和:20008

約数の個数: 28

約数和(自身を含む): 15233904

約数和(自身を除く): 8836784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 19991, 39982, 79964, 99955, 159928, 199910, 319856, 399820, 639712, 799640, 1279424, 1599280, 3198560, 6397120]

約数ペア:

[(1, 6397120), (2, 3198560), (4, 1599280), (5, 1279424), (8, 799640), (10, 639712), (16, 399820), (20, 319856), (32, 199910), (40, 159928), (64, 99955), (80, 79964), (160, 39982), (320, 19991)]