115531220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{117889}}^1$

素因数の和:117912

約数の個数: 36

約数和(自身を含む): 282228660

約数和(自身を除く): 166697440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 117889, 235778, 471556, 589445, 825223, 1178890, 1650446, 2357780, 3300892, 4126115, 5776561, 8252230, 11553122, 16504460, 23106244, 28882805, 57765610, 115531220]

約数ペア:

[(1, 115531220), (2, 57765610), (4, 28882805), (5, 23106244), (7, 16504460), (10, 11553122), (14, 8252230), (20, 5776561), (28, 4126115), (35, 3300892), (49, 2357780), (70, 1650446), (98, 1178890), (140, 825223), (196, 589445), (245, 471556), (490, 235778), (980, 117889)]