30405005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 37635840

約数和(自身を除く): 7230835

約数列:

[1, 5, 47, 109, 235, 545, 1187, 5123, 5935, 25615, 55789, 129383, 278945, 646915, 6081001, 30405005]

約数ペア:

[(1, 30405005), (5, 6081001), (47, 646915), (109, 278945), (235, 129383), (545, 55789), (1187, 25615), (5123, 5935)]