40520528

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{37799}}^1$

素因数の和:37874

約数の個数: 20

約数和(自身を含む): 79682400

約数和(自身を除く): 39161872

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 37799, 75598, 151196, 302392, 604784, 2532533, 5065066, 10130132, 20260264, 40520528]

約数ペア:

[(1, 40520528), (2, 20260264), (4, 10130132), (8, 5065066), (16, 2532533), (67, 604784), (134, 302392), (268, 151196), (536, 75598), (1072, 37799)]