30854620

素因数分解:

$2^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1511}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 64901088

約数和(自身を除く): 34046468

約数列:

[1, 2, 4, 5, 10, 20, 1021, 1511, 2042, 3022, 4084, 5105, 6044, 7555, 10210, 15110, 20420, 30220, 1542731, 3085462, 6170924, 7713655, 15427310, 30854620]

約数ペア:

[(1, 30854620), (2, 15427310), (4, 7713655), (5, 6170924), (10, 3085462), (20, 1542731), (1021, 30220), (1511, 20420), (2042, 15110), (3022, 10210), (4084, 7555), (5105, 6044)]