2097880

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 4762800

約数和(自身を除く): 2664920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 293, 358, 586, 716, 895, 1172, 1432, 1465, 1790, 2344, 2930, 3580, 5860, 7160, 11720, 52447, 104894, 209788, 262235, 419576, 524470, 1048940, 2097880]

約数ペア:

[(1, 2097880), (2, 1048940), (4, 524470), (5, 419576), (8, 262235), (10, 209788), (20, 104894), (40, 52447), (179, 11720), (293, 7160), (358, 5860), (586, 3580), (716, 2930), (895, 2344), (1172, 1790), (1432, 1465)]