1886960

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 4449120

約数和(自身を除く): 2562160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 229, 412, 458, 515, 824, 916, 1030, 1145, 1648, 1832, 2060, 2290, 3664, 4120, 4580, 8240, 9160, 18320, 23587, 47174, 94348, 117935, 188696, 235870, 377392, 471740, 943480, 1886960]

約数ペア:

[(1, 1886960), (2, 943480), (4, 471740), (5, 377392), (8, 235870), (10, 188696), (16, 117935), (20, 94348), (40, 47174), (80, 23587), (103, 18320), (206, 9160), (229, 8240), (412, 4580), (458, 4120), (515, 3664), (824, 2290), (916, 2060), (1030, 1832), (1145, 1648)]