339911080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{119687}}^1$

素因数の和:119769

約数の個数: 32

約数和(自身を含む): 775578240

約数和(自身を除く): 435667160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 119687, 239374, 478748, 598435, 957496, 1196870, 2393740, 4787480, 8497777, 16995554, 33991108, 42488885, 67982216, 84977770, 169955540, 339911080]

約数ペア:

[(1, 339911080), (2, 169955540), (4, 84977770), (5, 67982216), (8, 42488885), (10, 33991108), (20, 16995554), (40, 8497777), (71, 4787480), (142, 2393740), (284, 1196870), (355, 957496), (568, 598435), (710, 478748), (1420, 239374), (2840, 119687)]