4021000640

素因数分解:

$2^6\times 5^1\times {\mathrm{12565627}}^1$

素因数の和:12565644

約数の個数: 28

約数和(自身を含む): 9575008536

約数和(自身を除く): 5554007896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12565627, 25131254, 50262508, 62828135, 100525016, 125656270, 201050032, 251312540, 402100064, 502625080, 804200128, 1005250160, 2010500320, 4021000640]

約数ペア:

[(1, 4021000640), (2, 2010500320), (4, 1005250160), (5, 804200128), (8, 502625080), (10, 402100064), (16, 251312540), (20, 201050032), (32, 125656270), (40, 100525016), (64, 62828135), (80, 50262508), (160, 25131254), (320, 12565627)]