804923920

素因数分解:

$2^4\times 5^1\times {\mathrm{10061549}}^1$

素因数の和:10061562

約数の個数: 20

約数和(自身を含む): 1871448300

約数和(自身を除く): 1066524380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10061549, 20123098, 40246196, 50307745, 80492392, 100615490, 160984784, 201230980, 402461960, 804923920]

約数ペア:

[(1, 804923920), (2, 402461960), (4, 201230980), (5, 160984784), (8, 100615490), (10, 80492392), (16, 50307745), (20, 40246196), (40, 20123098), (80, 10061549)]