520015090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{20693}}^1$

素因数の和:21066

約数の個数: 32

約数和(自身を含む): 1072776960

約数和(自身を除く): 552761870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 359, 718, 1795, 2513, 3590, 5026, 12565, 20693, 25130, 41386, 103465, 144851, 206930, 289702, 724255, 1448510, 7428787, 14857574, 37143935, 52001509, 74287870, 104003018, 260007545, 520015090]

約数ペア:

[(1, 520015090), (2, 260007545), (5, 104003018), (7, 74287870), (10, 52001509), (14, 37143935), (35, 14857574), (70, 7428787), (359, 1448510), (718, 724255), (1795, 289702), (2513, 206930), (3590, 144851), (5026, 103465), (12565, 41386), (20693, 25130)]