1921850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 72

約数和(自身を含む): 4568160

約数和(自身を除く): 2646310

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 25, 34, 35, 38, 50, 70, 85, 95, 119, 133, 170, 175, 190, 238, 266, 289, 323, 350, 425, 475, 578, 595, 646, 665, 850, 950, 1190, 1330, 1445, 1615, 2023, 2261, 2890, 2975, 3230, 3325, 4046, 4522, 5491, 5950, 6650, 7225, 8075, 10115, 10982, 11305, 14450, 16150, 20230, 22610, 27455, 38437, 50575, 54910, 56525, 76874, 101150, 113050, 137275, 192185, 274550, 384370, 960925, 1921850]

約数ペア:

[(1, 1921850), (2, 960925), (5, 384370), (7, 274550), (10, 192185), (14, 137275), (17, 113050), (19, 101150), (25, 76874), (34, 56525), (35, 54910), (38, 50575), (50, 38437), (70, 27455), (85, 22610), (95, 20230), (119, 16150), (133, 14450), (170, 11305), (175, 10982), (190, 10115), (238, 8075), (266, 7225), (289, 6650), (323, 5950), (350, 5491), (425, 4522), (475, 4046), (578, 3325), (595, 3230), (646, 2975), (665, 2890), (850, 2261), (950, 2023), (1190, 1615), (1330, 1445)]