40081388

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{10427}}^1$

素因数の和:10493

約数の個数: 18

約数和(自身を含む): 72485028

約数和(自身を除く): 32403640

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 10427, 20854, 41708, 323237, 646474, 1292948, 10020347, 20040694, 40081388]

約数ペア:

[(1, 40081388), (2, 20040694), (4, 10020347), (31, 1292948), (62, 646474), (124, 323237), (961, 41708), (1922, 20854), (3844, 10427)]