30441460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217439}}^1$

素因数の和:217455

約数の個数: 24

約数和(自身を含む): 73059840

約数和(自身を除く): 42618380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217439, 434878, 869756, 1087195, 1522073, 2174390, 3044146, 4348780, 6088292, 7610365, 15220730, 30441460]

約数ペア:

[(1, 30441460), (2, 15220730), (4, 7610365), (5, 6088292), (7, 4348780), (10, 3044146), (14, 2174390), (20, 1522073), (28, 1087195), (35, 869756), (70, 434878), (140, 217439)]