89760620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{16561}}^1$

素因数の和:16841

約数の個数: 24

約数和(自身を含む): 189204288

約数和(自身を除く): 99443668

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 16561, 33122, 66244, 82805, 165610, 331220, 4488031, 8976062, 17952124, 22440155, 44880310, 89760620]

約数ペア:

[(1, 89760620), (2, 44880310), (4, 22440155), (5, 17952124), (10, 8976062), (20, 4488031), (271, 331220), (542, 165610), (1084, 82805), (1355, 66244), (2710, 33122), (5420, 16561)]