12127820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{631}}^1$

素因数の和:702

約数の個数: 36

約数和(自身を含む): 26358192

約数和(自身を除く): 14230372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 631, 961, 1262, 1922, 2524, 3155, 3844, 4805, 6310, 9610, 12620, 19220, 19561, 39122, 78244, 97805, 195610, 391220, 606391, 1212782, 2425564, 3031955, 6063910, 12127820]

約数ペア:

[(1, 12127820), (2, 6063910), (4, 3031955), (5, 2425564), (10, 1212782), (20, 606391), (31, 391220), (62, 195610), (124, 97805), (155, 78244), (310, 39122), (620, 19561), (631, 19220), (961, 12620), (1262, 9610), (1922, 6310), (2524, 4805), (3155, 3844)]