1995890220010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{42083}}^1\times {\mathrm{163543}}^1$

素因数の和:205662

約数の個数: 32

約数和(自身を含む): 3716596275840

約数和(自身を除く): 1720706055830

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 42083, 84166, 163543, 210415, 327086, 420830, 817715, 1220407, 1635430, 2440814, 4742747, 6102035, 9485494, 12204070, 23713735, 47427470, 6882380069, 13764760138, 34411900345, 68823800690, 199589022001, 399178044002, 997945110005, 1995890220010]

約数ペア:

[(1, 1995890220010), (2, 997945110005), (5, 399178044002), (10, 199589022001), (29, 68823800690), (58, 34411900345), (145, 13764760138), (290, 6882380069), (42083, 47427470), (84166, 23713735), (163543, 12204070), (210415, 9485494), (327086, 6102035), (420830, 4742747), (817715, 2440814), (1220407, 1635430)]