123018928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5641}}^1$

素因数の和:5725

約数の個数: 40

約数和(自身を含む): 251858880

約数和(自身を除く): 128839952

約数列:

[1, 2, 4, 8, 16, 29, 47, 58, 94, 116, 188, 232, 376, 464, 752, 1363, 2726, 5452, 5641, 10904, 11282, 21808, 22564, 45128, 90256, 163589, 265127, 327178, 530254, 654356, 1060508, 1308712, 2121016, 2617424, 4242032, 7688683, 15377366, 30754732, 61509464, 123018928]

約数ペア:

[(1, 123018928), (2, 61509464), (4, 30754732), (8, 15377366), (16, 7688683), (29, 4242032), (47, 2617424), (58, 2121016), (94, 1308712), (116, 1060508), (188, 654356), (232, 530254), (376, 327178), (464, 265127), (752, 163589), (1363, 90256), (2726, 45128), (5452, 22564), (5641, 21808), (10904, 11282)]