25040140

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{11701}}^1$

素因数の和:11817

約数の個数: 24

約数和(自身を含む): 53080272

約数和(自身を除く): 28040132

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 11701, 23402, 46804, 58505, 117010, 234020, 1252007, 2504014, 5008028, 6260035, 12520070, 25040140]

約数ペア:

[(1, 25040140), (2, 12520070), (4, 6260035), (5, 5008028), (10, 2504014), (20, 1252007), (107, 234020), (214, 117010), (428, 58505), (535, 46804), (1070, 23402), (2140, 11701)]