289955260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{19001}}^1$

素因数の和:19126

約数の個数: 48

約数和(自身を含む): 702313920

約数和(自身を除く): 412358660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 19001, 38002, 76004, 95005, 133007, 190010, 266014, 380020, 532028, 665035, 1330070, 2071109, 2660140, 4142218, 8284436, 10355545, 14497763, 20711090, 28995526, 41422180, 57991052, 72488815, 144977630, 289955260]

約数ペア:

[(1, 289955260), (2, 144977630), (4, 72488815), (5, 57991052), (7, 41422180), (10, 28995526), (14, 20711090), (20, 14497763), (28, 10355545), (35, 8284436), (70, 4142218), (109, 2660140), (140, 2071109), (218, 1330070), (436, 665035), (545, 532028), (763, 380020), (1090, 266014), (1526, 190010), (2180, 133007), (3052, 95005), (3815, 76004), (7630, 38002), (15260, 19001)]