16007840

素因数分解:

$2^5\times 5^1\times {\mathrm{100049}}^1$

素因数の和:100064

約数の個数: 24

約数和(自身を含む): 37818900

約数和(自身を除く): 21811060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 100049, 200098, 400196, 500245, 800392, 1000490, 1600784, 2000980, 3201568, 4001960, 8003920, 16007840]

約数ペア:

[(1, 16007840), (2, 8003920), (4, 4001960), (5, 3201568), (8, 2000980), (10, 1600784), (16, 1000490), (20, 800392), (32, 500245), (40, 400196), (80, 200098), (160, 100049)]