18202660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5653}}^1$

素因数の和:5692

約数の個数: 48

約数和(自身を含む): 45593856

約数和(自身を除く): 27391196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 5653, 11306, 22612, 28265, 39571, 56530, 79142, 113060, 130019, 158284, 197855, 260038, 395710, 520076, 650095, 791420, 910133, 1300190, 1820266, 2600380, 3640532, 4550665, 9101330, 18202660]

約数ペア:

[(1, 18202660), (2, 9101330), (4, 4550665), (5, 3640532), (7, 2600380), (10, 1820266), (14, 1300190), (20, 910133), (23, 791420), (28, 650095), (35, 520076), (46, 395710), (70, 260038), (92, 197855), (115, 158284), (140, 130019), (161, 113060), (230, 79142), (322, 56530), (460, 39571), (644, 28265), (805, 22612), (1610, 11306), (3220, 5653)]