8887820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1231}}^1$

素因数の和:1278

約数の個数: 36

約数和(自身を含む): 19714464

約数和(自身を除く): 10826644

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1231, 1444, 1805, 2462, 3610, 4924, 6155, 7220, 12310, 23389, 24620, 46778, 93556, 116945, 233890, 444391, 467780, 888782, 1777564, 2221955, 4443910, 8887820]

約数ペア:

[(1, 8887820), (2, 4443910), (4, 2221955), (5, 1777564), (10, 888782), (19, 467780), (20, 444391), (38, 233890), (76, 116945), (95, 93556), (190, 46778), (361, 24620), (380, 23389), (722, 12310), (1231, 7220), (1444, 6155), (1805, 4924), (2462, 3610)]