422678980

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{84199}}^1$

素因数の和:84459

約数の個数: 24

約数和(自身を含む): 891172800

約数和(自身を除く): 468493820

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 84199, 168398, 336796, 420995, 841990, 1683980, 21133949, 42267898, 84535796, 105669745, 211339490, 422678980]

約数ペア:

[(1, 422678980), (2, 211339490), (4, 105669745), (5, 84535796), (10, 42267898), (20, 21133949), (251, 1683980), (502, 841990), (1004, 420995), (1255, 336796), (2510, 168398), (5020, 84199)]