40385270

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{39209}}^1$

素因数の和:39319

約数の個数: 16

約数和(自身を含む): 73401120

約数和(自身を除く): 33015850

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 39209, 78418, 196045, 392090, 4038527, 8077054, 20192635, 40385270]

約数ペア:

[(1, 40385270), (2, 20192635), (5, 8077054), (10, 4038527), (103, 392090), (206, 196045), (515, 78418), (1030, 39209)]