7173600020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1\times {\mathrm{4987}}^1$

素因数の和:6080

約数の個数: 48

約数和(自身を含む): 15294883968

約数和(自身を除く): 8121283948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1013, 1420, 2026, 4052, 4987, 5065, 9974, 10130, 19948, 20260, 24935, 49870, 71923, 99740, 143846, 287692, 354077, 359615, 708154, 719230, 1416308, 1438460, 1770385, 3540770, 5051831, 7081540, 10103662, 20207324, 25259155, 50518310, 101036620, 358680001, 717360002, 1434720004, 1793400005, 3586800010, 7173600020]

約数ペア:

[(1, 7173600020), (2, 3586800010), (4, 1793400005), (5, 1434720004), (10, 717360002), (20, 358680001), (71, 101036620), (142, 50518310), (284, 25259155), (355, 20207324), (710, 10103662), (1013, 7081540), (1420, 5051831), (2026, 3540770), (4052, 1770385), (4987, 1438460), (5065, 1416308), (9974, 719230), (10130, 708154), (19948, 359615), (20260, 354077), (24935, 287692), (49870, 143846), (71923, 99740)]