201904220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442173}}^1$

素因数の和:1442189

約数の個数: 24

約数和(自身を含む): 484570464

約数和(自身を除く): 282666244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442173, 2884346, 5768692, 7210865, 10095211, 14421730, 20190422, 28843460, 40380844, 50476055, 100952110, 201904220]

約数ペア:

[(1, 201904220), (2, 100952110), (4, 50476055), (5, 40380844), (7, 28843460), (10, 20190422), (14, 14421730), (20, 10095211), (28, 7210865), (35, 5768692), (70, 2884346), (140, 1442173)]