69207640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40237}}^1$

素因数の和:40291

約数の個数: 32

約数和(自身を含む): 159342480

約数和(自身を除く): 90134840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40237, 80474, 160948, 201185, 321896, 402370, 804740, 1609480, 1730191, 3460382, 6920764, 8650955, 13841528, 17301910, 34603820, 69207640]

約数ペア:

[(1, 69207640), (2, 34603820), (4, 17301910), (5, 13841528), (8, 8650955), (10, 6920764), (20, 3460382), (40, 1730191), (43, 1609480), (86, 804740), (172, 402370), (215, 321896), (344, 201185), (430, 160948), (860, 80474), (1720, 40237)]