7320804540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17430487}}^1$

素因数の和:17430506

約数の個数: 48

約数和(自身を含む): 23426575872

約数和(自身を除く): 16105771332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17430487, 34860974, 52291461, 69721948, 87152435, 104582922, 122013409, 174304870, 209165844, 244026818, 261457305, 348609740, 366040227, 488053636, 522914610, 610067045, 732080454, 1045829220, 1220134090, 1464160908, 1830201135, 2440268180, 3660402270, 7320804540]

約数ペア:

[(1, 7320804540), (2, 3660402270), (3, 2440268180), (4, 1830201135), (5, 1464160908), (6, 1220134090), (7, 1045829220), (10, 732080454), (12, 610067045), (14, 522914610), (15, 488053636), (20, 366040227), (21, 348609740), (28, 261457305), (30, 244026818), (35, 209165844), (42, 174304870), (60, 122013409), (70, 104582922), (84, 87152435), (105, 69721948), (140, 52291461), (210, 34860974), (420, 17430487)]