40257296

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{13901}}^1$

素因数の和:14090

約数の個数: 20

約数和(自身を含む): 78435084

約数和(自身を除く): 38177788

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 13901, 27802, 55604, 111208, 222416, 2516081, 5032162, 10064324, 20128648, 40257296]

約数ペア:

[(1, 40257296), (2, 20128648), (4, 10064324), (8, 5032162), (16, 2516081), (181, 222416), (362, 111208), (724, 55604), (1448, 27802), (2896, 13901)]