2019979005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 3572674560

約数和(自身を除く): 1552695555

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 181, 239, 283, 543, 717, 849, 905, 1195, 1415, 1991, 2629, 2715, 3113, 3585, 4245, 5973, 7887, 9339, 9955, 13145, 15565, 29865, 39435, 43259, 46695, 51223, 67637, 129777, 153669, 202911, 216295, 256115, 338185, 475849, 563453, 648885, 744007, 768345, 1014555, 1427547, 1690359, 2232021, 2379245, 2817265, 3720035, 7137735, 8451795, 11160105, 12242297, 36726891, 61211485, 134665267, 183634455, 403995801, 673326335, 2019979005]

約数ペア:

[(1, 2019979005), (3, 673326335), (5, 403995801), (11, 183634455), (15, 134665267), (33, 61211485), (55, 36726891), (165, 12242297), (181, 11160105), (239, 8451795), (283, 7137735), (543, 3720035), (717, 2817265), (849, 2379245), (905, 2232021), (1195, 1690359), (1415, 1427547), (1991, 1014555), (2629, 768345), (2715, 744007), (3113, 648885), (3585, 563453), (4245, 475849), (5973, 338185), (7887, 256115), (9339, 216295), (9955, 202911), (13145, 153669), (15565, 129777), (29865, 67637), (39435, 51223), (43259, 46695)]