115561780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{140929}}^1$

素因数の和:140979

約数の個数: 24

約数和(自身を含む): 248600520

約数和(自身を除く): 133038740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 140929, 281858, 563716, 704645, 1409290, 2818580, 5778089, 11556178, 23112356, 28890445, 57780890, 115561780]

約数ペア:

[(1, 115561780), (2, 57780890), (4, 28890445), (5, 23112356), (10, 11556178), (20, 5778089), (41, 2818580), (82, 1409290), (164, 704645), (205, 563716), (410, 281858), (820, 140929)]