40978384

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{9521}}^1$

素因数の和:9798

約数の個数: 20

約数和(自身を含む): 79699140

約数和(自身を除く): 38720756

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 9521, 19042, 38084, 76168, 152336, 2561149, 5122298, 10244596, 20489192, 40978384]

約数ペア:

[(1, 40978384), (2, 20489192), (4, 10244596), (8, 5122298), (16, 2561149), (269, 152336), (538, 76168), (1076, 38084), (2152, 19042), (4304, 9521)]