174727120

素因数分解:

$2^4\times 5^1\times {\mathrm{2184089}}^1$

素因数の和:2184102

約数の個数: 20

約数和(自身を含む): 406240740

約数和(自身を除く): 231513620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2184089, 4368178, 8736356, 10920445, 17472712, 21840890, 34945424, 43681780, 87363560, 174727120]

約数ペア:

[(1, 174727120), (2, 87363560), (4, 43681780), (5, 34945424), (8, 21840890), (10, 17472712), (16, 10920445), (20, 8736356), (40, 4368178), (80, 2184089)]