12351020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 29223936

約数和(自身を除く): 16872916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1811, 3410, 3622, 6820, 7244, 9055, 18110, 19921, 36220, 39842, 56141, 79684, 99605, 112282, 199210, 224564, 280705, 398420, 561410, 617551, 1122820, 1235102, 2470204, 3087755, 6175510, 12351020]

約数ペア:

[(1, 12351020), (2, 6175510), (4, 3087755), (5, 2470204), (10, 1235102), (11, 1122820), (20, 617551), (22, 561410), (31, 398420), (44, 280705), (55, 224564), (62, 199210), (110, 112282), (124, 99605), (155, 79684), (220, 56141), (310, 39842), (341, 36220), (620, 19921), (682, 18110), (1364, 9055), (1705, 7244), (1811, 6820), (3410, 3622)]