20614900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8963}}^1$

素因数の和:9000

約数の個数: 36

約数和(自身を含む): 46684512

約数和(自身を除く): 26069612

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8963, 17926, 35852, 44815, 89630, 179260, 206149, 224075, 412298, 448150, 824596, 896300, 1030745, 2061490, 4122980, 5153725, 10307450, 20614900]

約数ペア:

[(1, 20614900), (2, 10307450), (4, 5153725), (5, 4122980), (10, 2061490), (20, 1030745), (23, 896300), (25, 824596), (46, 448150), (50, 412298), (92, 224075), (100, 206149), (115, 179260), (230, 89630), (460, 44815), (575, 35852), (1150, 17926), (2300, 8963)]