8464620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 24046848

約数和(自身を除く): 15582228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 1987, 2130, 3974, 4260, 5961, 7948, 9935, 11922, 19870, 23844, 29805, 39740, 59610, 119220, 141077, 282154, 423231, 564308, 705385, 846462, 1410770, 1692924, 2116155, 2821540, 4232310, 8464620]

約数ペア:

[(1, 8464620), (2, 4232310), (3, 2821540), (4, 2116155), (5, 1692924), (6, 1410770), (10, 846462), (12, 705385), (15, 564308), (20, 423231), (30, 282154), (60, 141077), (71, 119220), (142, 59610), (213, 39740), (284, 29805), (355, 23844), (426, 19870), (710, 11922), (852, 9935), (1065, 7948), (1420, 5961), (1987, 4260), (2130, 3974)]