20546940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342449}}^1$

素因数の和:342461

約数の個数: 24

約数和(自身を含む): 57531600

約数和(自身を除く): 36984660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342449, 684898, 1027347, 1369796, 1712245, 2054694, 3424490, 4109388, 5136735, 6848980, 10273470, 20546940]

約数ペア:

[(1, 20546940), (2, 10273470), (3, 6848980), (4, 5136735), (5, 4109388), (6, 3424490), (10, 2054694), (12, 1712245), (15, 1369796), (20, 1027347), (30, 684898), (60, 342449)]