201998200

素因数分解:

$2^3\times 5^2\times {\mathrm{1009991}}^1$

素因数の和:1010007

約数の個数: 24

約数和(自身を含む): 469646280

約数和(自身を除く): 267648080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1009991, 2019982, 4039964, 5049955, 8079928, 10099910, 20199820, 25249775, 40399640, 50499550, 100999100, 201998200]

約数ペア:

[(1, 201998200), (2, 100999100), (4, 50499550), (5, 40399640), (8, 25249775), (10, 20199820), (20, 10099910), (25, 8079928), (40, 5049955), (50, 4039964), (100, 2019982), (200, 1009991)]