3912940

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1093}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 8270640

約数和(自身を除く): 4357700

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1093, 1790, 2186, 3580, 4372, 5465, 10930, 21860, 195647, 391294, 782588, 978235, 1956470, 3912940]

約数ペア:

[(1, 3912940), (2, 1956470), (4, 978235), (5, 782588), (10, 391294), (20, 195647), (179, 21860), (358, 10930), (716, 5465), (895, 4372), (1093, 3580), (1790, 2186)]