7745680

素因数分解:

$2^4\times 5^1\times {\mathrm{96821}}^1$

素因数の和:96834

約数の個数: 20

約数和(自身を含む): 18008892

約数和(自身を除く): 10263212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 96821, 193642, 387284, 484105, 774568, 968210, 1549136, 1936420, 3872840, 7745680]

約数ペア:

[(1, 7745680), (2, 3872840), (4, 1936420), (5, 1549136), (8, 968210), (10, 774568), (16, 484105), (20, 387284), (40, 193642), (80, 96821)]