40728784

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{5227}}^1$

素因数の和:5722

約数の個数: 20

約数和(自身を含む): 79089184

約数和(自身を除く): 38360400

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 5227, 7792, 10454, 20908, 41816, 83632, 2545549, 5091098, 10182196, 20364392, 40728784]

約数ペア:

[(1, 40728784), (2, 20364392), (4, 10182196), (8, 5091098), (16, 2545549), (487, 83632), (974, 41816), (1948, 20908), (3896, 10454), (5227, 7792)]