20126940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335449}}^1$

素因数の和:335461

約数の個数: 24

約数和(自身を含む): 56355600

約数和(自身を除く): 36228660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335449, 670898, 1006347, 1341796, 1677245, 2012694, 3354490, 4025388, 5031735, 6708980, 10063470, 20126940]

約数ペア:

[(1, 20126940), (2, 10063470), (3, 6708980), (4, 5031735), (5, 4025388), (6, 3354490), (10, 2012694), (12, 1677245), (15, 1341796), (20, 1006347), (30, 670898), (60, 335449)]