38551220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 47935180

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1949, 1978, 3898, 3956, 4945, 7796, 9745, 9890, 19490, 19780, 38980, 44827, 83807, 89654, 167614, 179308, 224135, 335228, 419035, 448270, 838070, 896540, 1676140, 1927561, 3855122, 7710244, 9637805, 19275610, 38551220]

約数ペア:

[(1, 38551220), (2, 19275610), (4, 9637805), (5, 7710244), (10, 3855122), (20, 1927561), (23, 1676140), (43, 896540), (46, 838070), (86, 448270), (92, 419035), (115, 335228), (172, 224135), (215, 179308), (230, 167614), (430, 89654), (460, 83807), (860, 44827), (989, 38980), (1949, 19780), (1978, 19490), (3898, 9890), (3956, 9745), (4945, 7796)]