1609972040

素因数分解:

$2^3\times 5^1\times {\mathrm{40249301}}^1$

素因数の和:40249312

約数の個数: 16

約数和(自身を含む): 3622437180

約数和(自身を除く): 2012465140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 40249301, 80498602, 160997204, 201246505, 321994408, 402493010, 804986020, 1609972040]

約数ペア:

[(1, 1609972040), (2, 804986020), (4, 402493010), (5, 321994408), (8, 201246505), (10, 160997204), (20, 80498602), (40, 40249301)]