20342940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{339049}}^1$

素因数の和:339061

約数の個数: 24

約数和(自身を含む): 56960400

約数和(自身を除く): 36617460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 339049, 678098, 1017147, 1356196, 1695245, 2034294, 3390490, 4068588, 5085735, 6780980, 10171470, 20342940]

約数ペア:

[(1, 20342940), (2, 10171470), (3, 6780980), (4, 5085735), (5, 4068588), (6, 3390490), (10, 2034294), (12, 1695245), (15, 1356196), (20, 1017147), (30, 678098), (60, 339049)]