11715320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2687}}^1$

素因数の和:2807

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 14895880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2687, 4360, 5374, 10748, 13435, 21496, 26870, 53740, 107480, 292883, 585766, 1171532, 1464415, 2343064, 2928830, 5857660, 11715320]

約数ペア:

[(1, 11715320), (2, 5857660), (4, 2928830), (5, 2343064), (8, 1464415), (10, 1171532), (20, 585766), (40, 292883), (109, 107480), (218, 53740), (436, 26870), (545, 21496), (872, 13435), (1090, 10748), (2180, 5374), (2687, 4360)]