20477370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1801}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 49302720

約数和(自身を除く): 28825350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 379, 758, 1137, 1801, 1895, 2274, 3602, 3790, 5403, 5685, 9005, 10806, 11370, 18010, 27015, 54030, 682579, 1365158, 2047737, 3412895, 4095474, 6825790, 10238685, 20477370]

約数ペア:

[(1, 20477370), (2, 10238685), (3, 6825790), (5, 4095474), (6, 3412895), (10, 2047737), (15, 1365158), (30, 682579), (379, 54030), (758, 27015), (1137, 18010), (1801, 11370), (1895, 10806), (2274, 9005), (3602, 5685), (3790, 5403)]