202398760

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{9941}}^1$

素因数の和:10461

約数の個数: 32

約数和(自身を含む): 456337800

約数和(自身を除く): 253939040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 9941, 10180, 19882, 20360, 39764, 49705, 79528, 99410, 198820, 397640, 5059969, 10119938, 20239876, 25299845, 40479752, 50599690, 101199380, 202398760]

約数ペア:

[(1, 202398760), (2, 101199380), (4, 50599690), (5, 40479752), (8, 25299845), (10, 20239876), (20, 10119938), (40, 5059969), (509, 397640), (1018, 198820), (2036, 99410), (2545, 79528), (4072, 49705), (5090, 39764), (9941, 20360), (10180, 19882)]