11712640

素因数分解:

$2^7\times 5^1\times {\mathrm{18301}}^1$

素因数の和:18320

約数の個数: 32

約数和(自身を含む): 28002060

約数和(自身を除く): 16289420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 18301, 36602, 73204, 91505, 146408, 183010, 292816, 366020, 585632, 732040, 1171264, 1464080, 2342528, 2928160, 5856320, 11712640]

約数ペア:

[(1, 11712640), (2, 5856320), (4, 2928160), (5, 2342528), (8, 1464080), (10, 1171264), (16, 732040), (20, 585632), (32, 366020), (40, 292816), (64, 183010), (80, 146408), (128, 91505), (160, 73204), (320, 36602), (640, 18301)]