10890320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19447}}^1$

素因数の和:19467

約数の個数: 40

約数和(自身を含む): 28938624

約数和(自身を除く): 18048304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 19447, 38894, 77788, 97235, 136129, 155576, 194470, 272258, 311152, 388940, 544516, 680645, 777880, 1089032, 1361290, 1555760, 2178064, 2722580, 5445160, 10890320]

約数ペア:

[(1, 10890320), (2, 5445160), (4, 2722580), (5, 2178064), (7, 1555760), (8, 1361290), (10, 1089032), (14, 777880), (16, 680645), (20, 544516), (28, 388940), (35, 311152), (40, 272258), (56, 194470), (70, 155576), (80, 136129), (112, 97235), (140, 77788), (280, 38894), (560, 19447)]