1016380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 2162160

約数和(自身を除く): 1145780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 571, 890, 1142, 1780, 2284, 2855, 5710, 11420, 50819, 101638, 203276, 254095, 508190, 1016380]

約数ペア:

[(1, 1016380), (2, 508190), (4, 254095), (5, 203276), (10, 101638), (20, 50819), (89, 11420), (178, 5710), (356, 2855), (445, 2284), (571, 1780), (890, 1142)]