2206540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15761}}^1$

素因数の和:15777

約数の個数: 24

約数和(自身を含む): 5296032

約数和(自身を除く): 3089492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15761, 31522, 63044, 78805, 110327, 157610, 220654, 315220, 441308, 551635, 1103270, 2206540]

約数ペア:

[(1, 2206540), (2, 1103270), (4, 551635), (5, 441308), (7, 315220), (10, 220654), (14, 157610), (20, 110327), (28, 78805), (35, 63044), (70, 31522), (140, 15761)]