15112420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{269}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 32466420

約数和(自身を除く): 17354000

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 269, 530, 538, 1060, 1076, 1345, 2690, 2809, 5380, 5618, 11236, 14045, 14257, 28090, 28514, 56180, 57028, 71285, 142570, 285140, 755621, 1511242, 3022484, 3778105, 7556210, 15112420]

約数ペア:

[(1, 15112420), (2, 7556210), (4, 3778105), (5, 3022484), (10, 1511242), (20, 755621), (53, 285140), (106, 142570), (212, 71285), (265, 57028), (269, 56180), (530, 28514), (538, 28090), (1060, 14257), (1076, 14045), (1345, 11236), (2690, 5618), (2809, 5380)]