352940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2521}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 847392

約数和(自身を除く): 494452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2521, 5042, 10084, 12605, 17647, 25210, 35294, 50420, 70588, 88235, 176470, 352940]

約数ペア:

[(1, 352940), (2, 176470), (4, 88235), (5, 70588), (7, 50420), (10, 35294), (14, 25210), (20, 17647), (28, 12605), (35, 10084), (70, 5042), (140, 2521)]