218837480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{188653}}^1$

素因数の和:188693

約数の個数: 32

約数和(自身を含む): 509365800

約数和(自身を除く): 290528320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 188653, 377306, 754612, 943265, 1509224, 1886530, 3773060, 5470937, 7546120, 10941874, 21883748, 27354685, 43767496, 54709370, 109418740, 218837480]

約数ペア:

[(1, 218837480), (2, 109418740), (4, 54709370), (5, 43767496), (8, 27354685), (10, 21883748), (20, 10941874), (29, 7546120), (40, 5470937), (58, 3773060), (116, 1886530), (145, 1509224), (232, 943265), (290, 754612), (580, 377306), (1160, 188653)]