288555820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2061113}}^1$

素因数の和:2061129

約数の個数: 24

約数和(自身を含む): 692534304

約数和(自身を除く): 403978484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2061113, 4122226, 8244452, 10305565, 14427791, 20611130, 28855582, 41222260, 57711164, 72138955, 144277910, 288555820]

約数ペア:

[(1, 288555820), (2, 144277910), (4, 72138955), (5, 57711164), (7, 41222260), (10, 28855582), (14, 20611130), (20, 14427791), (28, 10305565), (35, 8244452), (70, 4122226), (140, 2061113)]