17974243580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2777}}^1\times {\mathrm{17033}}^1$

素因数の和:19838

約数の個数: 48

約数和(自身を含む): 39749179680

約数和(自身を除く): 21774936100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2777, 5554, 11108, 13885, 17033, 27770, 34066, 52763, 55540, 68132, 85165, 105526, 170330, 211052, 263815, 323627, 340660, 527630, 647254, 1055260, 1294508, 1618135, 3236270, 6472540, 47300641, 94601282, 189202564, 236503205, 473006410, 898712179, 946012820, 1797424358, 3594848716, 4493560895, 8987121790, 17974243580]

約数ペア:

[(1, 17974243580), (2, 8987121790), (4, 4493560895), (5, 3594848716), (10, 1797424358), (19, 946012820), (20, 898712179), (38, 473006410), (76, 236503205), (95, 189202564), (190, 94601282), (380, 47300641), (2777, 6472540), (5554, 3236270), (11108, 1618135), (13885, 1294508), (17033, 1055260), (27770, 647254), (34066, 527630), (52763, 340660), (55540, 323627), (68132, 263815), (85165, 211052), (105526, 170330)]