280069828

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{2903}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 497629440

約数和(自身を除く): 217559612

約数列:

[1, 2, 4, 89, 178, 271, 356, 542, 1084, 2903, 5806, 11612, 24119, 48238, 96476, 258367, 516734, 786713, 1033468, 1573426, 3146852, 70017457, 140034914, 280069828]

約数ペア:

[(1, 280069828), (2, 140034914), (4, 70017457), (89, 3146852), (178, 1573426), (271, 1033468), (356, 786713), (542, 516734), (1084, 258367), (2903, 96476), (5806, 48238), (11612, 24119)]