74806540

素因数分解:

$2^2\times 5^1\times {\mathrm{1747}}^1\times {\mathrm{2141}}^1$

素因数の和:3897

約数の個数: 24

約数和(自身を含む): 157257072

約数和(自身を除く): 82450532

約数列:

[1, 2, 4, 5, 10, 20, 1747, 2141, 3494, 4282, 6988, 8564, 8735, 10705, 17470, 21410, 34940, 42820, 3740327, 7480654, 14961308, 18701635, 37403270, 74806540]

約数ペア:

[(1, 74806540), (2, 37403270), (4, 18701635), (5, 14961308), (10, 7480654), (20, 3740327), (1747, 42820), (2141, 34940), (3494, 21410), (4282, 17470), (6988, 10705), (8564, 8735)]