20147330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41117}}^1$

素因数の和:41138

約数の個数: 24

約数和(自身を含む): 42187068

約数和(自身を除く): 22039738

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41117, 82234, 205585, 287819, 411170, 575638, 1439095, 2014733, 2878190, 4029466, 10073665, 20147330]

約数ペア:

[(1, 20147330), (2, 10073665), (5, 4029466), (7, 2878190), (10, 2014733), (14, 1439095), (35, 575638), (49, 411170), (70, 287819), (98, 205585), (245, 82234), (490, 41117)]