1330256

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1250

約数の個数: 20

約数和(自身を含む): 2615904

約数和(自身を除く): 1285648

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1171, 2342, 4684, 9368, 18736, 83141, 166282, 332564, 665128, 1330256]

約数ペア:

[(1, 1330256), (2, 665128), (4, 332564), (8, 166282), (16, 83141), (71, 18736), (142, 9368), (284, 4684), (568, 2342), (1136, 1171)]