765140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 1633632

約数和(自身を除く): 868492

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 571, 670, 1142, 1340, 2284, 2855, 5710, 11420, 38257, 76514, 153028, 191285, 382570, 765140]

約数ペア:

[(1, 765140), (2, 382570), (4, 191285), (5, 153028), (10, 76514), (20, 38257), (67, 11420), (134, 5710), (268, 2855), (335, 2284), (571, 1340), (670, 1142)]