13773520

素因数分解:

$2^4\times 5^1\times {\mathrm{172169}}^1$

素因数の和:172182

約数の個数: 20

約数和(自身を含む): 32023620

約数和(自身を除く): 18250100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172169, 344338, 688676, 860845, 1377352, 1721690, 2754704, 3443380, 6886760, 13773520]

約数ペア:

[(1, 13773520), (2, 6886760), (4, 3443380), (5, 2754704), (8, 1721690), (10, 1377352), (16, 860845), (20, 688676), (40, 344338), (80, 172169)]