2040128

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:390

約数の個数: 28

約数和(自身を含む): 4096512

約数和(自身を除く): 2056384

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 251, 254, 502, 508, 1004, 1016, 2008, 2032, 4016, 4064, 8032, 8128, 16064, 31877, 63754, 127508, 255016, 510032, 1020064, 2040128]

約数ペア:

[(1, 2040128), (2, 1020064), (4, 510032), (8, 255016), (16, 127508), (32, 63754), (64, 31877), (127, 16064), (251, 8128), (254, 8032), (502, 4064), (508, 4016), (1004, 2032), (1016, 2008)]