39641320

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1451}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 89385120

約数和(自身を除く): 49743800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 1451, 2732, 2902, 3415, 5464, 5804, 6830, 7255, 11608, 13660, 14510, 27320, 29020, 58040, 991033, 1982066, 3964132, 4955165, 7928264, 9910330, 19820660, 39641320]

約数ペア:

[(1, 39641320), (2, 19820660), (4, 9910330), (5, 7928264), (8, 4955165), (10, 3964132), (20, 1982066), (40, 991033), (683, 58040), (1366, 29020), (1451, 27320), (2732, 14510), (2902, 13660), (3415, 11608), (5464, 7255), (5804, 6830)]